/* Generated by Cython 0.26 */

/* BEGIN: Cython Metadata
{
    "distutils": {
        "depends": [
            "discodop/bitcount.h",
            "discodop/macros.h"
        ],
        "extra_compile_args": [
            "-Isparsepp/",
            "-Wno-strict-prototypes",
            "-Wno-unused-function",
            "-Wno-unreachable-code",
            "-Wno-sign-compare",
            "-D__STDC_LIMIT_MACROS",
            "-O3",
            "-march=native",
            "-DNDEBUG"
        ],
        "extra_link_args": [
            "-DNDEBUG"
        ],
        "include_dirs": [
            "./discodop",
            "discodop"
        ],
        "language": "c++",
        "name": "discodop.bit",
        "sources": [
            "discodop/bit.pyx"
        ]
    },
    "module_name": "discodop.bit"
}
END: Cython Metadata */

#define PY_SSIZE_T_CLEAN
#include "Python.h"
#ifndef Py_PYTHON_H
    #error Python headers needed to compile C extensions, please install development version of Python.
#elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03020000)
    #error Cython requires Python 2.6+ or Python 3.2+.
#else
#define CYTHON_ABI "0_26"
#include <stddef.h>
#ifndef offsetof
  #define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
#endif
#if !defined(WIN32) && !defined(MS_WINDOWS)
  #ifndef __stdcall
    #define __stdcall
  #endif
  #ifndef __cdecl
    #define __cdecl
  #endif
  #ifndef __fastcall
    #define __fastcall
  #endif
#endif
#ifndef DL_IMPORT
  #define DL_IMPORT(t) t
#endif
#ifndef DL_EXPORT
  #define DL_EXPORT(t) t
#endif
#define __PYX_COMMA ,
#ifndef HAVE_LONG_LONG
  #if PY_VERSION_HEX >= 0x03030000 || (PY_MAJOR_VERSION == 2 && PY_VERSION_HEX >= 0x02070000)
    #define HAVE_LONG_LONG
  #endif
#endif
#ifndef PY_LONG_LONG
  #define PY_LONG_LONG LONG_LONG
#endif
#ifndef Py_HUGE_VAL
  #define Py_HUGE_VAL HUGE_VAL
#endif
#ifdef PYPY_VERSION
  #define CYTHON_COMPILING_IN_PYPY 1
  #define CYTHON_COMPILING_IN_PYSTON 0
  #define CYTHON_COMPILING_IN_CPYTHON 0
  #undef CYTHON_USE_TYPE_SLOTS
  #define CYTHON_USE_TYPE_SLOTS 0
  #undef CYTHON_USE_ASYNC_SLOTS
  #define CYTHON_USE_ASYNC_SLOTS 0
  #undef CYTHON_USE_PYLIST_INTERNALS
  #define CYTHON_USE_PYLIST_INTERNALS 0
  #undef CYTHON_USE_UNICODE_INTERNALS
  #define CYTHON_USE_UNICODE_INTERNALS 0
  #undef CYTHON_USE_UNICODE_WRITER
  #define CYTHON_USE_UNICODE_WRITER 0
  #undef CYTHON_USE_PYLONG_INTERNALS
  #define CYTHON_USE_PYLONG_INTERNALS 0
  #undef CYTHON_AVOID_BORROWED_REFS
  #define CYTHON_AVOID_BORROWED_REFS 1
  #undef CYTHON_ASSUME_SAFE_MACROS
  #define CYTHON_ASSUME_SAFE_MACROS 0
  #undef CYTHON_UNPACK_METHODS
  #define CYTHON_UNPACK_METHODS 0
  #undef CYTHON_FAST_THREAD_STATE
  #define CYTHON_FAST_THREAD_STATE 0
  #undef CYTHON_FAST_PYCALL
  #define CYTHON_FAST_PYCALL 0
#elif defined(PYSTON_VERSION)
  #define CYTHON_COMPILING_IN_PYPY 0
  #define CYTHON_COMPILING_IN_PYSTON 1
  #define CYTHON_COMPILING_IN_CPYTHON 0
  #ifndef CYTHON_USE_TYPE_SLOTS
    #define CYTHON_USE_TYPE_SLOTS 1
  #endif
  #undef CYTHON_USE_ASYNC_SLOTS
  #define CYTHON_USE_ASYNC_SLOTS 0
  #undef CYTHON_USE_PYLIST_INTERNALS
  #define CYTHON_USE_PYLIST_INTERNALS 0
  #ifndef CYTHON_USE_UNICODE_INTERNALS
    #define CYTHON_USE_UNICODE_INTERNALS 1
  #endif
  #undef CYTHON_USE_UNICODE_WRITER
  #define CYTHON_USE_UNICODE_WRITER 0
  #undef CYTHON_USE_PYLONG_INTERNALS
  #define CYTHON_USE_PYLONG_INTERNALS 0
  #ifndef CYTHON_AVOID_BORROWED_REFS
    #define CYTHON_AVOID_BORROWED_REFS 0
  #endif
  #ifndef CYTHON_ASSUME_SAFE_MACROS
    #define CYTHON_ASSUME_SAFE_MACROS 1
  #endif
  #ifndef CYTHON_UNPACK_METHODS
    #define CYTHON_UNPACK_METHODS 1
  #endif
  #undef CYTHON_FAST_THREAD_STATE
  #define CYTHON_FAST_THREAD_STATE 0
  #undef CYTHON_FAST_PYCALL
  #define CYTHON_FAST_PYCALL 0
#else
  #define CYTHON_COMPILING_IN_PYPY 0
  #define CYTHON_COMPILING_IN_PYSTON 0
  #define CYTHON_COMPILING_IN_CPYTHON 1
  #ifndef CYTHON_USE_TYPE_SLOTS
    #define CYTHON_USE_TYPE_SLOTS 1
  #endif
  #if PY_MAJOR_VERSION < 3
    #undef CYTHON_USE_ASYNC_SLOTS
    #define CYTHON_USE_ASYNC_SLOTS 0
  #elif !defined(CYTHON_USE_ASYNC_SLOTS)
    #define CYTHON_USE_ASYNC_SLOTS 1
  #endif
  #if PY_VERSION_HEX < 0x02070000
    #undef CYTHON_USE_PYLONG_INTERNALS
    #define CYTHON_USE_PYLONG_INTERNALS 0
  #elif !defined(CYTHON_USE_PYLONG_INTERNALS)
    #define CYTHON_USE_PYLONG_INTERNALS 1
  #endif
  #ifndef CYTHON_USE_PYLIST_INTERNALS
    #define CYTHON_USE_PYLIST_INTERNALS 1
  #endif
  #ifndef CYTHON_USE_UNICODE_INTERNALS
    #define CYTHON_USE_UNICODE_INTERNALS 1
  #endif
  #if PY_VERSION_HEX < 0x030300F0
    #undef CYTHON_USE_UNICODE_WRITER
    #define CYTHON_USE_UNICODE_WRITER 0
  #elif !defined(CYTHON_USE_UNICODE_WRITER)
    #define CYTHON_USE_UNICODE_WRITER 1
  #endif
  #ifndef CYTHON_AVOID_BORROWED_REFS
    #define CYTHON_AVOID_BORROWED_REFS 0
  #endif
  #ifndef CYTHON_ASSUME_SAFE_MACROS
    #define CYTHON_ASSUME_SAFE_MACROS 1
  #endif
  #ifndef CYTHON_UNPACK_METHODS
    #define CYTHON_UNPACK_METHODS 1
  #endif
  #ifndef CYTHON_FAST_THREAD_STATE
    #define CYTHON_FAST_THREAD_STATE 1
  #endif
  #ifndef CYTHON_FAST_PYCALL
    #define CYTHON_FAST_PYCALL 1
  #endif
#endif
#if !defined(CYTHON_FAST_PYCCALL)
#define CYTHON_FAST_PYCCALL  (CYTHON_FAST_PYCALL && PY_VERSION_HEX >= 0x030600B1)
#endif
#if CYTHON_USE_PYLONG_INTERNALS
  #include "longintrepr.h"
  #undef SHIFT
  #undef BASE
  #undef MASK
#endif
#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX < 0x02070600 && !defined(Py_OptimizeFlag)
  #define Py_OptimizeFlag 0
#endif
#define __PYX_BUILD_PY_SSIZE_T "n"
#define CYTHON_FORMAT_SSIZE_T "z"
#if PY_MAJOR_VERSION < 3
  #define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
          PyCode_New(a+k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
  #define __Pyx_DefaultClassType PyClass_Type
#else
  #define __Pyx_BUILTIN_MODULE_NAME "builtins"
  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
          PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
  #define __Pyx_DefaultClassType PyType_Type
#endif
#ifndef Py_TPFLAGS_CHECKTYPES
  #define Py_TPFLAGS_CHECKTYPES 0
#endif
#ifndef Py_TPFLAGS_HAVE_INDEX
  #define Py_TPFLAGS_HAVE_INDEX 0
#endif
#ifndef Py_TPFLAGS_HAVE_NEWBUFFER
  #define Py_TPFLAGS_HAVE_NEWBUFFER 0
#endif
#ifndef Py_TPFLAGS_HAVE_FINALIZE
  #define Py_TPFLAGS_HAVE_FINALIZE 0
#endif
#if PY_VERSION_HEX < 0x030700A0 || !defined(METH_FASTCALL)
  #ifndef METH_FASTCALL
     #define METH_FASTCALL 0x80
  #endif
  typedef PyObject *(*__Pyx_PyCFunctionFast) (PyObject *self, PyObject **args, Py_ssize_t nargs);
  typedef PyObject *(*__Pyx_PyCFunctionFastWithKeywords) (PyObject *self, PyObject **args,
                                                          Py_ssize_t nargs, PyObject *kwnames);
#else
  #define __Pyx_PyCFunctionFast _PyCFunctionFast
  #define __Pyx_PyCFunctionFastWithKeywords _PyCFunctionFastWithKeywords
#endif
#if CYTHON_FAST_PYCCALL
#define __Pyx_PyFastCFunction_Check(func)\
    ((PyCFunction_Check(func) && (METH_FASTCALL == (PyCFunction_GET_FLAGS(func) & ~(METH_CLASS | METH_STATIC | METH_COEXIST | METH_KEYWORDS)))))
#else
#define __Pyx_PyFastCFunction_Check(func) 0
#endif
#if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
  #define CYTHON_PEP393_ENABLED 1
  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
                                              0 : _PyUnicode_Ready((PyObject *)(op)))
  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
  #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
  #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   PyUnicode_MAX_CHAR_VALUE(u)
  #define __Pyx_PyUnicode_KIND(u)         PyUnicode_KIND(u)
  #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
  #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
  #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  PyUnicode_WRITE(k, d, i, ch)
  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
#else
  #define CYTHON_PEP393_ENABLED 0
  #define PyUnicode_1BYTE_KIND  1
  #define PyUnicode_2BYTE_KIND  2
  #define PyUnicode_4BYTE_KIND  4
  #define __Pyx_PyUnicode_READY(op)       (0)
  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_SIZE(u)
  #define __Pyx_PyUnicode_READ_CHAR(u, i) ((Py_UCS4)(PyUnicode_AS_UNICODE(u)[i]))
  #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   ((sizeof(Py_UNICODE) == 2) ? 65535 : 1114111)
  #define __Pyx_PyUnicode_KIND(u)         (sizeof(Py_UNICODE))
  #define __Pyx_PyUnicode_DATA(u)         ((void*)PyUnicode_AS_UNICODE(u))
  #define __Pyx_PyUnicode_READ(k, d, i)   ((void)(k), (Py_UCS4)(((Py_UNICODE*)d)[i]))
  #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  (((void)(k)), ((Py_UNICODE*)d)[i] = ch)
  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_SIZE(u))
#endif
#if CYTHON_COMPILING_IN_PYPY
  #define __Pyx_PyUnicode_Concat(a, b)      PyNumber_Add(a, b)
  #define __Pyx_PyUnicode_ConcatSafe(a, b)  PyNumber_Add(a, b)
#else
  #define __Pyx_PyUnicode_Concat(a, b)      PyUnicode_Concat(a, b)
  #define __Pyx_PyUnicode_ConcatSafe(a, b)  ((unlikely((a) == Py_None) || unlikely((b) == Py_None)) ?\
      PyNumber_Add(a, b) : __Pyx_PyUnicode_Concat(a, b))
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyUnicode_Contains)
  #define PyUnicode_Contains(u, s)  PySequence_Contains(u, s)
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyByteArray_Check)
  #define PyByteArray_Check(obj)  PyObject_TypeCheck(obj, &PyByteArray_Type)
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Format)
  #define PyObject_Format(obj, fmt)  PyObject_CallMethod(obj, "__format__", "O", fmt)
#endif
#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Malloc)
  #define PyObject_Malloc(s)   PyMem_Malloc(s)
  #define PyObject_Free(p)     PyMem_Free(p)
  #define PyObject_Realloc(p)  PyMem_Realloc(p)
#endif
#if CYTHON_COMPILING_IN_PYSTON
  #define __Pyx_PyCode_HasFreeVars(co)  PyCode_HasFreeVars(co)
  #define __Pyx_PyFrame_SetLineNumber(frame, lineno) PyFrame_SetLineNumber(frame, lineno)
#else
  #define __Pyx_PyCode_HasFreeVars(co)  (PyCode_GetNumFree(co) > 0)
  #define __Pyx_PyFrame_SetLineNumber(frame, lineno)  (frame)->f_lineno = (lineno)
#endif
#define __Pyx_PyString_FormatSafe(a, b)   ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : __Pyx_PyString_Format(a, b))
#define __Pyx_PyUnicode_FormatSafe(a, b)  ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : PyUnicode_Format(a, b))
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyString_Format(a, b)  PyUnicode_Format(a, b)
#else
  #define __Pyx_PyString_Format(a, b)  PyString_Format(a, b)
#endif
#if PY_MAJOR_VERSION < 3 && !defined(PyObject_ASCII)
  #define PyObject_ASCII(o)            PyObject_Repr(o)
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBaseString_Type            PyUnicode_Type
  #define PyStringObject               PyUnicodeObject
  #define PyString_Type                PyUnicode_Type
  #define PyString_Check               PyUnicode_Check
  #define PyString_CheckExact          PyUnicode_CheckExact
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
  #define __Pyx_PyBaseString_CheckExact(obj) PyUnicode_CheckExact(obj)
#else
  #define __Pyx_PyBaseString_Check(obj) (PyString_Check(obj) || PyUnicode_Check(obj))
  #define __Pyx_PyBaseString_CheckExact(obj) (PyString_CheckExact(obj) || PyUnicode_CheckExact(obj))
#endif
#ifndef PySet_CheckExact
  #define PySet_CheckExact(obj)        (Py_TYPE(obj) == &PySet_Type)
#endif
#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type)
#define __Pyx_PyException_Check(obj) __Pyx_TypeCheck(obj, PyExc_Exception)
#if PY_MAJOR_VERSION >= 3
  #define PyIntObject                  PyLongObject
  #define PyInt_Type                   PyLong_Type
  #define PyInt_Check(op)              PyLong_Check(op)
  #define PyInt_CheckExact(op)         PyLong_CheckExact(op)
  #define PyInt_FromString             PyLong_FromString
  #define PyInt_FromUnicode            PyLong_FromUnicode
  #define PyInt_FromLong               PyLong_FromLong
  #define PyInt_FromSize_t             PyLong_FromSize_t
  #define PyInt_FromSsize_t            PyLong_FromSsize_t
  #define PyInt_AsLong                 PyLong_AsLong
  #define PyInt_AS_LONG                PyLong_AS_LONG
  #define PyInt_AsSsize_t              PyLong_AsSsize_t
  #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
  #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
  #define PyNumber_Int                 PyNumber_Long
#endif
#if PY_MAJOR_VERSION >= 3
  #define PyBoolObject                 PyLongObject
#endif
#if PY_MAJOR_VERSION >= 3 && CYTHON_COMPILING_IN_PYPY
  #ifndef PyUnicode_InternFromString
    #define PyUnicode_InternFromString(s) PyUnicode_FromString(s)
  #endif
#endif
#if PY_VERSION_HEX < 0x030200A4
  typedef long Py_hash_t;
  #define __Pyx_PyInt_FromHash_t PyInt_FromLong
  #define __Pyx_PyInt_AsHash_t   PyInt_AsLong
#else
  #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
  #define __Pyx_PyInt_AsHash_t   PyInt_AsSsize_t
#endif
#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
#else
  #define __Pyx_PyMethod_New(func, self, klass) PyMethod_New(func, self, klass)
#endif
#ifndef __has_attribute
  #define __has_attribute(x) 0
#endif
#ifndef __has_cpp_attribute
  #define __has_cpp_attribute(x) 0
#endif
#if CYTHON_USE_ASYNC_SLOTS
  #if PY_VERSION_HEX >= 0x030500B1
    #define __Pyx_PyAsyncMethodsStruct PyAsyncMethods
    #define __Pyx_PyType_AsAsync(obj) (Py_TYPE(obj)->tp_as_async)
  #else
    typedef struct {
        unaryfunc am_await;
        unaryfunc am_aiter;
        unaryfunc am_anext;
    } __Pyx_PyAsyncMethodsStruct;
    #define __Pyx_PyType_AsAsync(obj) ((__Pyx_PyAsyncMethodsStruct*) (Py_TYPE(obj)->tp_reserved))
  #endif
#else
  #define __Pyx_PyType_AsAsync(obj) NULL
#endif
#ifndef CYTHON_RESTRICT
  #if defined(__GNUC__)
    #define CYTHON_RESTRICT __restrict__
  #elif defined(_MSC_VER) && _MSC_VER >= 1400
    #define CYTHON_RESTRICT __restrict
  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define CYTHON_RESTRICT restrict
  #else
    #define CYTHON_RESTRICT
  #endif
#endif
#ifndef CYTHON_UNUSED
# if defined(__GNUC__)
#   if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
#     define CYTHON_UNUSED __attribute__ ((__unused__))
#   else
#     define CYTHON_UNUSED
#   endif
# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER))
#   define CYTHON_UNUSED __attribute__ ((__unused__))
# else
#   define CYTHON_UNUSED
# endif
#endif
#ifndef CYTHON_MAYBE_UNUSED_VAR
#  if defined(__cplusplus)
     template<class T> void CYTHON_MAYBE_UNUSED_VAR( const T& ) { }
#  else
#    define CYTHON_MAYBE_UNUSED_VAR(x) (void)(x)
#  endif
#endif
#ifndef CYTHON_NCP_UNUSED
# if CYTHON_COMPILING_IN_CPYTHON
#  define CYTHON_NCP_UNUSED
# else
#  define CYTHON_NCP_UNUSED CYTHON_UNUSED
# endif
#endif
#define __Pyx_void_to_None(void_result) ((void)(void_result), Py_INCREF(Py_None), Py_None)
#ifdef _MSC_VER
    #ifndef _MSC_STDINT_H_
        #if _MSC_VER < 1300
           typedef unsigned char     uint8_t;
           typedef unsigned int      uint32_t;
        #else
           typedef unsigned __int8   uint8_t;
           typedef unsigned __int32  uint32_t;
        #endif
    #endif
#else
   #include <stdint.h>
#endif
#ifndef CYTHON_FALLTHROUGH
  #ifdef __cplusplus
    #if __has_cpp_attribute(fallthrough)
      #define CYTHON_FALLTHROUGH [[fallthrough]]
    #elif __has_cpp_attribute(clang::fallthrough)
      #define CYTHON_FALLTHROUGH [[clang::fallthrough]]
    #endif
  #endif
  #ifndef CYTHON_FALLTHROUGH
    #if __has_attribute(fallthrough) || (defined(__GNUC__) && defined(__attribute__))
      #define CYTHON_FALLTHROUGH __attribute__((fallthrough))
    #else
      #define CYTHON_FALLTHROUGH
    #endif
  #endif
#endif

#ifndef __cplusplus
  #error "Cython files generated with the C++ option must be compiled with a C++ compiler."
#endif
#ifndef CYTHON_INLINE
  #if defined(__clang__)
    #define CYTHON_INLINE __inline__ __attribute__ ((__unused__))
  #else
    #define CYTHON_INLINE inline
  #endif
#endif
template<typename T>
void __Pyx_call_destructor(T& x) {
    x.~T();
}
template<typename T>
class __Pyx_FakeReference {
  public:
    __Pyx_FakeReference() : ptr(NULL) { }
    __Pyx_FakeReference(const T& ref) : ptr(const_cast<T*>(&ref)) { }
    T *operator->() { return ptr; }
    T *operator&() { return ptr; }
    operator T&() { return *ptr; }
    template<typename U> bool operator ==(U other) { return *ptr == other; }
    template<typename U> bool operator !=(U other) { return *ptr != other; }
  private:
    T *ptr;
};

#if defined(WIN32) || defined(MS_WINDOWS)
  #define _USE_MATH_DEFINES
#endif
#include <math.h>
#ifdef NAN
#define __PYX_NAN() ((float) NAN)
#else
static CYTHON_INLINE float __PYX_NAN() {
  float value;
  memset(&value, 0xFF, sizeof(value));
  return value;
}
#endif
#if defined(__CYGWIN__) && defined(_LDBL_EQ_DBL)
#define __Pyx_truncl trunc
#else
#define __Pyx_truncl truncl
#endif


#define __PYX_ERR(f_index, lineno, Ln_error) \
{ \
  __pyx_filename = __pyx_f[f_index]; __pyx_lineno = lineno; __pyx_clineno = __LINE__; goto Ln_error; \
}

#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
#else
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
#endif

#ifndef __PYX_EXTERN_C
  #ifdef __cplusplus
    #define __PYX_EXTERN_C extern "C"
  #else
    #define __PYX_EXTERN_C extern
  #endif
#endif

#define __PYX_HAVE__discodop__bit
#define __PYX_HAVE_API__discodop__bit
#include <stdint.h>
#include "macros.h"
#include "bitcount.h"
#ifdef _OPENMP
#include <omp.h>
#endif /* _OPENMP */

#ifdef PYREX_WITHOUT_ASSERTIONS
#define CYTHON_WITHOUT_ASSERTIONS
#endif

typedef struct {PyObject **p; const char *s; const Py_ssize_t n; const char* encoding;
                const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry;

#define __PYX_DEFAULT_STRING_ENCODING_IS_ASCII 0
#define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT 0
#define __PYX_DEFAULT_STRING_ENCODING ""
#define __Pyx_PyObject_FromString __Pyx_PyBytes_FromString
#define __Pyx_PyObject_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#define __Pyx_uchar_cast(c) ((unsigned char)c)
#define __Pyx_long_cast(x) ((long)x)
#define __Pyx_fits_Py_ssize_t(v, type, is_signed)  (\
    (sizeof(type) < sizeof(Py_ssize_t))  ||\
    (sizeof(type) > sizeof(Py_ssize_t) &&\
          likely(v < (type)PY_SSIZE_T_MAX ||\
                 v == (type)PY_SSIZE_T_MAX)  &&\
          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||\
                                v == (type)PY_SSIZE_T_MIN)))  ||\
    (sizeof(type) == sizeof(Py_ssize_t) &&\
          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||\
                               v == (type)PY_SSIZE_T_MAX)))  )
#if defined (__cplusplus) && __cplusplus >= 201103L
    #include <cstdlib>
    #define __Pyx_sst_abs(value) std::abs(value)
#elif SIZEOF_INT >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) abs(value)
#elif SIZEOF_LONG >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) labs(value)
#elif defined (_MSC_VER) && defined (_M_X64)
    #define __Pyx_sst_abs(value) _abs64(value)
#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define __Pyx_sst_abs(value) llabs(value)
#elif defined (__GNUC__)
    #define __Pyx_sst_abs(value) __builtin_llabs(value)
#else
    #define __Pyx_sst_abs(value) ((value<0) ? -value : value)
#endif
static CYTHON_INLINE const char* __Pyx_PyObject_AsString(PyObject*);
static CYTHON_INLINE const char* __Pyx_PyObject_AsStringAndSize(PyObject*, Py_ssize_t* length);
#define __Pyx_PyByteArray_FromString(s) PyByteArray_FromStringAndSize((const char*)s, strlen((const char*)s))
#define __Pyx_PyByteArray_FromStringAndSize(s, l) PyByteArray_FromStringAndSize((const char*)s, l)
#define __Pyx_PyBytes_FromString        PyBytes_FromString
#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
#if PY_MAJOR_VERSION < 3
    #define __Pyx_PyStr_FromString        __Pyx_PyBytes_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
#else
    #define __Pyx_PyStr_FromString        __Pyx_PyUnicode_FromString
    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyUnicode_FromStringAndSize
#endif
#define __Pyx_PyObject_AsWritableString(s)    ((char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsWritableSString(s)    ((signed char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsWritableUString(s)    ((unsigned char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsSString(s)    ((const signed char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_AsUString(s)    ((const unsigned char*) __Pyx_PyObject_AsString(s))
#define __Pyx_PyObject_FromCString(s)  __Pyx_PyObject_FromString((const char*)s)
#define __Pyx_PyBytes_FromCString(s)   __Pyx_PyBytes_FromString((const char*)s)
#define __Pyx_PyByteArray_FromCString(s)   __Pyx_PyByteArray_FromString((const char*)s)
#define __Pyx_PyStr_FromCString(s)     __Pyx_PyStr_FromString((const char*)s)
#define __Pyx_PyUnicode_FromCString(s) __Pyx_PyUnicode_FromString((const char*)s)
#if PY_MAJOR_VERSION < 3
static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u)
{
    const Py_UNICODE *u_end = u;
    while (*u_end++) ;
    return (size_t)(u_end - u - 1);
}
#else
#define __Pyx_Py_UNICODE_strlen Py_UNICODE_strlen
#endif
#define __Pyx_PyUnicode_FromUnicode(u)       PyUnicode_FromUnicode(u, __Pyx_Py_UNICODE_strlen(u))
#define __Pyx_PyUnicode_FromUnicodeAndLength PyUnicode_FromUnicode
#define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
#define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
#define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
#define __Pyx_PyBool_FromLong(b) ((b) ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False))
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x);
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
#if CYTHON_ASSUME_SAFE_MACROS
#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
#else
#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
#endif
#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
#if PY_MAJOR_VERSION >= 3
#define __Pyx_PyNumber_Int(x) (PyLong_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Long(x))
#else
#define __Pyx_PyNumber_Int(x) (PyInt_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Int(x))
#endif
#define __Pyx_PyNumber_Float(x) (PyFloat_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Float(x))
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
static int __Pyx_sys_getdefaultencoding_not_ascii;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    PyObject* ascii_chars_u = NULL;
    PyObject* ascii_chars_b = NULL;
    const char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    if (strcmp(default_encoding_c, "ascii") == 0) {
        __Pyx_sys_getdefaultencoding_not_ascii = 0;
    } else {
        char ascii_chars[128];
        int c;
        for (c = 0; c < 128; c++) {
            ascii_chars[c] = c;
        }
        __Pyx_sys_getdefaultencoding_not_ascii = 1;
        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
        if (!ascii_chars_u) goto bad;
        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
            PyErr_Format(
                PyExc_ValueError,
                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
                default_encoding_c);
            goto bad;
        }
        Py_DECREF(ascii_chars_u);
        Py_DECREF(ascii_chars_b);
    }
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    Py_XDECREF(ascii_chars_u);
    Py_XDECREF(ascii_chars_b);
    return -1;
}
#endif
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
#else
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
static char* __PYX_DEFAULT_STRING_ENCODING;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c));
    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
    strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
    Py_DECREF(default_encoding);
    return 0;
bad:
    Py_XDECREF(default_encoding);
    return -1;
}
#endif
#endif


/* Test for GCC > 2.95 */
#if defined(__GNUC__)     && (__GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)))
  #define likely(x)   __builtin_expect(!!(x), 1)
  #define unlikely(x) __builtin_expect(!!(x), 0)
#else /* !__GNUC__ or GCC < 2.95 */
  #define likely(x)   (x)
  #define unlikely(x) (x)
#endif /* __GNUC__ */
static CYTHON_INLINE void __Pyx_pretend_to_initialize(void* ptr) { (void)ptr; }

static PyObject *__pyx_m;
static PyObject *__pyx_d;
static PyObject *__pyx_b;
static PyObject *__pyx_cython_runtime;
static PyObject *__pyx_empty_tuple;
static PyObject *__pyx_empty_bytes;
static PyObject *__pyx_empty_unicode;
static int __pyx_lineno;
static int __pyx_clineno = 0;
static const char * __pyx_cfilenm= __FILE__;
static const char *__pyx_filename;


static const char *__pyx_f[] = {
  "discodop/bit.pxd",
  "discodop/bit.pyx",
};

/*--- Type declarations ---*/

/* --- Runtime support code (head) --- */
/* Refnanny.proto */
#ifndef CYTHON_REFNANNY
  #define CYTHON_REFNANNY 0
#endif
#if CYTHON_REFNANNY
  typedef struct {
    void (*INCREF)(void*, PyObject*, int);
    void (*DECREF)(void*, PyObject*, int);
    void (*GOTREF)(void*, PyObject*, int);
    void (*GIVEREF)(void*, PyObject*, int);
    void* (*SetupContext)(const char*, int, const char*);
    void (*FinishContext)(void**);
  } __Pyx_RefNannyAPIStruct;
  static __Pyx_RefNannyAPIStruct *__Pyx_RefNanny = NULL;
  static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname);
  #define __Pyx_RefNannyDeclarations void *__pyx_refnanny = NULL;
#ifdef WITH_THREAD
  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
          if (acquire_gil) {\
              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();\
              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
              PyGILState_Release(__pyx_gilstate_save);\
          } else {\
              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
          }
#else
  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
          __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__)
#endif
  #define __Pyx_RefNannyFinishContext()\
          __Pyx_RefNanny->FinishContext(&__pyx_refnanny)
  #define __Pyx_INCREF(r)  __Pyx_RefNanny->INCREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_DECREF(r)  __Pyx_RefNanny->DECREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_GOTREF(r)  __Pyx_RefNanny->GOTREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_GIVEREF(r) __Pyx_RefNanny->GIVEREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
  #define __Pyx_XINCREF(r)  do { if((r) != NULL) {__Pyx_INCREF(r); }} while(0)
  #define __Pyx_XDECREF(r)  do { if((r) != NULL) {__Pyx_DECREF(r); }} while(0)
  #define __Pyx_XGOTREF(r)  do { if((r) != NULL) {__Pyx_GOTREF(r); }} while(0)
  #define __Pyx_XGIVEREF(r) do { if((r) != NULL) {__Pyx_GIVEREF(r);}} while(0)
#else
  #define __Pyx_RefNannyDeclarations
  #define __Pyx_RefNannySetupContext(name, acquire_gil)
  #define __Pyx_RefNannyFinishContext()
  #define __Pyx_INCREF(r) Py_INCREF(r)
  #define __Pyx_DECREF(r) Py_DECREF(r)
  #define __Pyx_GOTREF(r)
  #define __Pyx_GIVEREF(r)
  #define __Pyx_XINCREF(r) Py_XINCREF(r)
  #define __Pyx_XDECREF(r) Py_XDECREF(r)
  #define __Pyx_XGOTREF(r)
  #define __Pyx_XGIVEREF(r)
#endif
#define __Pyx_XDECREF_SET(r, v) do {\
        PyObject *tmp = (PyObject *) r;\
        r = v; __Pyx_XDECREF(tmp);\
    } while (0)
#define __Pyx_DECREF_SET(r, v) do {\
        PyObject *tmp = (PyObject *) r;\
        r = v; __Pyx_DECREF(tmp);\
    } while (0)
#define __Pyx_CLEAR(r)    do { PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);} while(0)
#define __Pyx_XCLEAR(r)   do { if((r) != NULL) {PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);}} while(0)

/* PyObjectGetAttrStr.proto */
#if CYTHON_USE_TYPE_SLOTS
static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject* attr_name) {
    PyTypeObject* tp = Py_TYPE(obj);
    if (likely(tp->tp_getattro))
        return tp->tp_getattro(obj, attr_name);
#if PY_MAJOR_VERSION < 3
    if (likely(tp->tp_getattr))
        return tp->tp_getattr(obj, PyString_AS_STRING(attr_name));
#endif
    return PyObject_GetAttr(obj, attr_name);
}
#else
#define __Pyx_PyObject_GetAttrStr(o,n) PyObject_GetAttr(o,n)
#endif

/* GetBuiltinName.proto */
static PyObject *__Pyx_GetBuiltinName(PyObject *name);

/* PyIntBinop.proto */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_SubtractObjC(PyObject *op1, PyObject *op2, long intval, int inplace);
#else
#define __Pyx_PyInt_SubtractObjC(op1, op2, intval, inplace)\
    (inplace ? PyNumber_InPlaceSubtract(op1, op2) : PyNumber_Subtract(op1, op2))
#endif

/* PyIntBinop.proto */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_AddObjC(PyObject *op1, PyObject *op2, long intval, int inplace);
#else
#define __Pyx_PyInt_AddObjC(op1, op2, intval, inplace)\
    (inplace ? PyNumber_InPlaceAdd(op1, op2) : PyNumber_Add(op1, op2))
#endif

/* PyIntBinop.proto */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_EqObjC(PyObject *op1, PyObject *op2, long intval, int inplace);
#else
#define __Pyx_PyInt_EqObjC(op1, op2, intval, inplace)\
    PyObject_RichCompare(op1, op2, Py_EQ)
    #endif

/* PyThreadStateGet.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_PyThreadState_declare  PyThreadState *__pyx_tstate;
#define __Pyx_PyThreadState_assign  __pyx_tstate = PyThreadState_GET();
#else
#define __Pyx_PyThreadState_declare
#define __Pyx_PyThreadState_assign
#endif

/* PyErrFetchRestore.proto */
#if CYTHON_FAST_THREAD_STATE
#define __Pyx_ErrRestoreWithState(type, value, tb)  __Pyx_ErrRestoreInState(PyThreadState_GET(), type, value, tb)
#define __Pyx_ErrFetchWithState(type, value, tb)    __Pyx_ErrFetchInState(PyThreadState_GET(), type, value, tb)
#define __Pyx_ErrRestore(type, value, tb)  __Pyx_ErrRestoreInState(__pyx_tstate, type, value, tb)
#define __Pyx_ErrFetch(type, value, tb)    __Pyx_ErrFetchInState(__pyx_tstate, type, value, tb)
static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb);
static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
#else
#define __Pyx_ErrRestoreWithState(type, value, tb)  PyErr_Restore(type, value, tb)
#define __Pyx_ErrFetchWithState(type, value, tb)  PyErr_Fetch(type, value, tb)
#define __Pyx_ErrRestore(type, value, tb)  PyErr_Restore(type, value, tb)
#define __Pyx_ErrFetch(type, value, tb)  PyErr_Fetch(type, value, tb)
#endif

/* WriteUnraisableException.proto */
static void __Pyx_WriteUnraisable(const char *name, int clineno,
                                  int lineno, const char *filename,
                                  int full_traceback, int nogil);

/* RaiseArgTupleInvalid.proto */
static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
    Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found);

/* RaiseDoubleKeywords.proto */
static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);

/* ParseKeywords.proto */
static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],\
    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,\
    const char* function_name);

/* PyIntBinop.proto */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_LshiftObjC(PyObject *op1, PyObject *op2, long intval, int inplace);
#else
#define __Pyx_PyInt_LshiftObjC(op1, op2, intval, inplace)\
    (inplace ? PyNumber_InPlaceLshift(op1, op2) : PyNumber_Lshift(op1, op2))
#endif

/* PyObjectCall.proto */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw);
#else
#define __Pyx_PyObject_Call(func, arg, kw) PyObject_Call(func, arg, kw)
#endif

/* CLineInTraceback.proto */
static int __Pyx_CLineForTraceback(int c_line);

/* CodeObjectCache.proto */
typedef struct {
    PyCodeObject* code_object;
    int code_line;
} __Pyx_CodeObjectCacheEntry;
struct __Pyx_CodeObjectCache {
    int count;
    int max_count;
    __Pyx_CodeObjectCacheEntry* entries;
};
static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL};
static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line);
static PyCodeObject *__pyx_find_code_object(int code_line);
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);

/* AddTraceback.proto */
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_uint64_t(uint64_t value);

/* CIntFromPy.proto */
static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);

/* CIntFromPy.proto */
static CYTHON_INLINE uint64_t __Pyx_PyInt_As_uint64_t(PyObject *);

/* CIntToPy.proto */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value);

/* CIntFromPy.proto */
static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);

/* CheckBinaryVersion.proto */
static int __Pyx_check_binary_version(void);

/* FunctionExport.proto */
static int __Pyx_ExportFunction(const char *name, void (*f)(void), const char *sig);

/* InitStrings.proto */
static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);


/* Module declarations from 'libc.stdint' */

/* Module declarations from 'discodop.bit' */
static int __pyx_f_8discodop_3bit_fanout(PyObject *, int __pyx_skip_dispatch); /*proto*/
static int __pyx_f_8discodop_3bit_pyintnextset(PyObject *, int, int __pyx_skip_dispatch); /*proto*/
static int __pyx_f_8discodop_3bit_bitcount(uint64_t, int __pyx_skip_dispatch); /*proto*/
static CYTHON_INLINE int __pyx_f_8discodop_3bit_nextset(uint64_t, uint32_t); /*proto*/
static CYTHON_INLINE int __pyx_f_8discodop_3bit_nextunset(uint64_t, uint32_t); /*proto*/
static CYTHON_INLINE int __pyx_f_8discodop_3bit_bitlength(uint64_t); /*proto*/
static CYTHON_INLINE int __pyx_f_8discodop_3bit_anextset(uint64_t *, uint32_t, int); /*proto*/
static CYTHON_INLINE int __pyx_f_8discodop_3bit_anextunset(uint64_t *, uint32_t, int); /*proto*/
static CYTHON_INLINE int __pyx_fuse_2__pyx_f_8discodop_3bit_testbit(uint32_t, uint32_t); /*proto*/
#define __Pyx_MODULE_NAME "discodop.bit"
int __pyx_module_is_main_discodop__bit = 0;

/* Implementation of 'discodop.bit' */
static PyObject *__pyx_builtin_range;
static PyObject *__pyx_builtin_print;
static const char __pyx_k_a[] = "a";
static const char __pyx_k_all[] = "__all__";
static const char __pyx_k_pos[] = "pos";
static const char __pyx_k_main[] = "__main__";
static const char __pyx_k_test[] = "test";
static const char __pyx_k_count[] = "count";
static const char __pyx_k_print[] = "print";
static const char __pyx_k_range[] = "range";
static const char __pyx_k_fanout[] = "fanout";
static const char __pyx_k_test_2[] = "__test__";
static const char __pyx_k_bigpyint[] = "bigpyint";
static const char __pyx_k_bitcount[] = "bitcount";
static const char __pyx_k_ulongvec[] = "ulongvec";
static const char __pyx_k_it_worked[] = "it worked";
static const char __pyx_k_discodop_bit[] = "discodop.bit";
static const char __pyx_k_pyintnextset[] = "pyintnextset";
static const char __pyx_k_pyintbitcount[] = "pyintbitcount";
static const char __pyx_k_fanout_line_42[] = "fanout (line 42)";
static const char __pyx_k_bitcount_line_19[] = "bitcount (line 19)";
static const char __pyx_k_discodop_bit_pyx[] = "discodop/bit.pyx";
static const char __pyx_k_cline_in_traceback[] = "cline_in_traceback";
static const char __pyx_k_pyintbitcount_line_7[] = "pyintbitcount (line 7)";
static const char __pyx_k_pyintnextset_line_27[] = "pyintnextset (line 27)";
static const char __pyx_k_Return_number_of_set_bits_1s_in[] = "Return number of set bits (1s) in a Python integer.\n\n\t>>> pyintbitcount(0b0011101)\n\t4";
static const char __pyx_k_Functions_for_working_with_bitve[] = "Functions for working with bitvectors.\n\nNB: most functions are in bit.pxd to facilitate function inlining.";
static const char __pyx_k_Return_index_of_first_set_bit_st[] = "Return index of first set bit, starting from pos.\n\n\t>>> pyintnextset(0b001101, 1)\n\t2";
static const char __pyx_k_Return_number_of_contiguous_comp[] = "Return number of contiguous components in bit vector (gaps plus one).\n\n\t>>> fanout(0b011011011)\n\t3";
static const char __pyx_k_Return_number_of_set_bits_1s_bit[] = "Return number of set bits (1s).\n\n\t>>> bitcount(0b0011101)\n\t4";
static PyObject *__pyx_kp_u_Return_index_of_first_set_bit_st;
static PyObject *__pyx_kp_u_Return_number_of_contiguous_comp;
static PyObject *__pyx_kp_u_Return_number_of_set_bits_1s_bit;
static PyObject *__pyx_kp_u_Return_number_of_set_bits_1s_in;
static PyObject *__pyx_n_s_a;
static PyObject *__pyx_n_s_all;
static PyObject *__pyx_n_s_bigpyint;
static PyObject *__pyx_n_u_bitcount;
static PyObject *__pyx_kp_u_bitcount_line_19;
static PyObject *__pyx_n_s_cline_in_traceback;
static PyObject *__pyx_n_s_count;
static PyObject *__pyx_n_s_discodop_bit;
static PyObject *__pyx_kp_s_discodop_bit_pyx;
static PyObject *__pyx_n_u_fanout;
static PyObject *__pyx_kp_u_fanout_line_42;
static PyObject *__pyx_kp_u_it_worked;
static PyObject *__pyx_n_s_main;
static PyObject *__pyx_n_s_pos;
static PyObject *__pyx_n_s_print;
static PyObject *__pyx_n_s_pyintbitcount;
static PyObject *__pyx_n_u_pyintbitcount;
static PyObject *__pyx_kp_u_pyintbitcount_line_7;
static PyObject *__pyx_n_u_pyintnextset;
static PyObject *__pyx_kp_u_pyintnextset_line_27;
static PyObject *__pyx_n_s_range;
static PyObject *__pyx_n_s_test;
static PyObject *__pyx_n_s_test_2;
static PyObject *__pyx_n_s_ulongvec;
static PyObject *__pyx_pf_8discodop_3bit_pyintbitcount(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_8discodop_3bit_2bitcount(CYTHON_UNUSED PyObject *__pyx_self, uint64_t __pyx_v_vec); /* proto */
static PyObject *__pyx_pf_8discodop_3bit_4pyintnextset(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_a, int __pyx_v_pos); /* proto */
static PyObject *__pyx_pf_8discodop_3bit_6fanout(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_arg); /* proto */
static PyObject *__pyx_pf_8discodop_3bit_8test(CYTHON_UNUSED PyObject *__pyx_self); /* proto */
static PyObject *__pyx_int_0;
static PyObject *__pyx_int_1;
static PyObject *__pyx_int_60;
static PyObject *__pyx_int_65;
static PyObject *__pyx_int_102;
static PyObject *__pyx_int_219;
static PyObject *__pyx_int_15856171903590;
static PyObject *__pyx_int_neg_1;
static PyObject *__pyx_tuple_;
static PyObject *__pyx_tuple__2;
static PyObject *__pyx_tuple__4;
static PyObject *__pyx_codeobj__3;
static PyObject *__pyx_codeobj__5;

/* "discodop/bit.pyx":7
 * 
 * 
 * def pyintbitcount(a):             # <<<<<<<<<<<<<<
 * 	"""Return number of set bits (1s) in a Python integer.
 * 
 */

/* Python wrapper */
static PyObject *__pyx_pw_8discodop_3bit_1pyintbitcount(PyObject *__pyx_self, PyObject *__pyx_v_a); /*proto*/
static char __pyx_doc_8discodop_3bit_pyintbitcount[] = "pyintbitcount(a)\nReturn number of set bits (1s) in a Python integer.\n\n\t>>> pyintbitcount(0b0011101)\n\t4";
static PyMethodDef __pyx_mdef_8discodop_3bit_1pyintbitcount = {"pyintbitcount", (PyCFunction)__pyx_pw_8discodop_3bit_1pyintbitcount, METH_O, __pyx_doc_8discodop_3bit_pyintbitcount};
static PyObject *__pyx_pw_8discodop_3bit_1pyintbitcount(PyObject *__pyx_self, PyObject *__pyx_v_a) {
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("pyintbitcount (wrapper)", 0);
  __pyx_r = __pyx_pf_8discodop_3bit_pyintbitcount(__pyx_self, ((PyObject *)__pyx_v_a));

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_8discodop_3bit_pyintbitcount(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_a) {
  PyObject *__pyx_v_count = NULL;
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  PyObject *__pyx_t_2 = NULL;
  PyObject *__pyx_t_3 = NULL;
  __Pyx_RefNannySetupContext("pyintbitcount", 0);
  __Pyx_INCREF(__pyx_v_a);

  /* "discodop/bit.pyx":12
 * 	>>> pyintbitcount(0b0011101)
 * 	4"""
 * 	count = 0             # <<<<<<<<<<<<<<
 * 	while a:
 * 		a &= a - 1
 */
  __Pyx_INCREF(__pyx_int_0);
  __pyx_v_count = __pyx_int_0;

  /* "discodop/bit.pyx":13
 * 	4"""
 * 	count = 0
 * 	while a:             # <<<<<<<<<<<<<<
 * 		a &= a - 1
 * 		count += 1
 */
  while (1) {
    __pyx_t_1 = __Pyx_PyObject_IsTrue(__pyx_v_a); if (unlikely(__pyx_t_1 < 0)) __PYX_ERR(1, 13, __pyx_L1_error)
    if (!__pyx_t_1) break;

    /* "discodop/bit.pyx":14
 * 	count = 0
 * 	while a:
 * 		a &= a - 1             # <<<<<<<<<<<<<<
 * 		count += 1
 * 	return count
 */
    __pyx_t_2 = __Pyx_PyInt_SubtractObjC(__pyx_v_a, __pyx_int_1, 1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 14, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_2);
    __pyx_t_3 = PyNumber_InPlaceAnd(__pyx_v_a, __pyx_t_2); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 14, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
    __Pyx_DECREF_SET(__pyx_v_a, __pyx_t_3);
    __pyx_t_3 = 0;

    /* "discodop/bit.pyx":15
 * 	while a:
 * 		a &= a - 1
 * 		count += 1             # <<<<<<<<<<<<<<
 * 	return count
 * 
 */
    __pyx_t_3 = __Pyx_PyInt_AddObjC(__pyx_v_count, __pyx_int_1, 1, 1); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 15, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_DECREF_SET(__pyx_v_count, __pyx_t_3);
    __pyx_t_3 = 0;
  }

  /* "discodop/bit.pyx":16
 * 		a &= a - 1
 * 		count += 1
 * 	return count             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __Pyx_XDECREF(__pyx_r);
  __Pyx_INCREF(__pyx_v_count);
  __pyx_r = __pyx_v_count;
  goto __pyx_L0;

  /* "discodop/bit.pyx":7
 * 
 * 
 * def pyintbitcount(a):             # <<<<<<<<<<<<<<
 * 	"""Return number of set bits (1s) in a Python integer.
 * 
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_AddTraceback("discodop.bit.pyintbitcount", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XDECREF(__pyx_v_count);
  __Pyx_XDECREF(__pyx_v_a);
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pyx":19
 * 
 * 
 * cpdef int bitcount(uint64_t vec):             # <<<<<<<<<<<<<<
 * 	"""Return number of set bits (1s).
 * 
 */

static PyObject *__pyx_pw_8discodop_3bit_3bitcount(PyObject *__pyx_self, PyObject *__pyx_arg_vec); /*proto*/
static int __pyx_f_8discodop_3bit_bitcount(uint64_t __pyx_v_vec, CYTHON_UNUSED int __pyx_skip_dispatch) {
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("bitcount", 0);

  /* "discodop/bit.pyx":24
 * 	>>> bitcount(0b0011101)
 * 	4"""
 * 	return bit_popcount(vec)             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = bit_popcount(__pyx_v_vec);
  goto __pyx_L0;

  /* "discodop/bit.pyx":19
 * 
 * 
 * cpdef int bitcount(uint64_t vec):             # <<<<<<<<<<<<<<
 * 	"""Return number of set bits (1s).
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* Python wrapper */
static PyObject *__pyx_pw_8discodop_3bit_3bitcount(PyObject *__pyx_self, PyObject *__pyx_arg_vec); /*proto*/
static char __pyx_doc_8discodop_3bit_2bitcount[] = "bitcount(uint64_t vec) -> int\nReturn number of set bits (1s).\n\n\t>>> bitcount(0b0011101)\n\t4";
static PyObject *__pyx_pw_8discodop_3bit_3bitcount(PyObject *__pyx_self, PyObject *__pyx_arg_vec) {
  uint64_t __pyx_v_vec;
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("bitcount (wrapper)", 0);
  assert(__pyx_arg_vec); {
    __pyx_v_vec = __Pyx_PyInt_As_uint64_t(__pyx_arg_vec); if (unlikely((__pyx_v_vec == ((uint64_t)-1)) && PyErr_Occurred())) __PYX_ERR(1, 19, __pyx_L3_error)
  }
  goto __pyx_L4_argument_unpacking_done;
  __pyx_L3_error:;
  __Pyx_AddTraceback("discodop.bit.bitcount", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __Pyx_RefNannyFinishContext();
  return NULL;
  __pyx_L4_argument_unpacking_done:;
  __pyx_r = __pyx_pf_8discodop_3bit_2bitcount(__pyx_self, ((uint64_t)__pyx_v_vec));

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_8discodop_3bit_2bitcount(CYTHON_UNUSED PyObject *__pyx_self, uint64_t __pyx_v_vec) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  __Pyx_RefNannySetupContext("bitcount", 0);
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_1 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_bitcount(__pyx_v_vec, 0)); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 19, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_r = __pyx_t_1;
  __pyx_t_1 = 0;
  goto __pyx_L0;

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_AddTraceback("discodop.bit.bitcount", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pyx":27
 * 
 * 
 * cpdef int pyintnextset(a, int pos):             # <<<<<<<<<<<<<<
 * 	"""Return index of first set bit, starting from pos.
 * 
 */

static PyObject *__pyx_pw_8discodop_3bit_5pyintnextset(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static int __pyx_f_8discodop_3bit_pyintnextset(PyObject *__pyx_v_a, int __pyx_v_pos, CYTHON_UNUSED int __pyx_skip_dispatch) {
  uint64_t __pyx_v_mask;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  int __pyx_t_3;
  uint64_t __pyx_t_4;
  __Pyx_RefNannySetupContext("pyintnextset", 0);
  __Pyx_INCREF(__pyx_v_a);

  /* "discodop/bit.pyx":32
 * 	>>> pyintnextset(0b001101, 1)
 * 	2"""
 * 	cdef uint64_t mask = -1             # <<<<<<<<<<<<<<
 * 	a >>= pos
 * 	if a == 0:
 */
  __pyx_v_mask = -1LL;

  /* "discodop/bit.pyx":33
 * 	2"""
 * 	cdef uint64_t mask = -1
 * 	a >>= pos             # <<<<<<<<<<<<<<
 * 	if a == 0:
 * 		return -1
 */
  __pyx_t_1 = __Pyx_PyInt_From_int(__pyx_v_pos); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 33, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_t_2 = PyNumber_InPlaceRshift(__pyx_v_a, __pyx_t_1); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 33, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __Pyx_DECREF_SET(__pyx_v_a, __pyx_t_2);
  __pyx_t_2 = 0;

  /* "discodop/bit.pyx":34
 * 	cdef uint64_t mask = -1
 * 	a >>= pos
 * 	if a == 0:             # <<<<<<<<<<<<<<
 * 		return -1
 * 	while a & mask == 0:
 */
  __pyx_t_2 = __Pyx_PyInt_EqObjC(__pyx_v_a, __pyx_int_0, 0, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 34, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_3 < 0)) __PYX_ERR(1, 34, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  if (__pyx_t_3) {

    /* "discodop/bit.pyx":35
 * 	a >>= pos
 * 	if a == 0:
 * 		return -1             # <<<<<<<<<<<<<<
 * 	while a & mask == 0:
 * 		a >>= (8 * sizeof(uint64_t))
 */
    __pyx_r = -1;
    goto __pyx_L0;

    /* "discodop/bit.pyx":34
 * 	cdef uint64_t mask = -1
 * 	a >>= pos
 * 	if a == 0:             # <<<<<<<<<<<<<<
 * 		return -1
 * 	while a & mask == 0:
 */
  }

  /* "discodop/bit.pyx":36
 * 	if a == 0:
 * 		return -1
 * 	while a & mask == 0:             # <<<<<<<<<<<<<<
 * 		a >>= (8 * sizeof(uint64_t))
 * 		pos += (8 * sizeof(uint64_t))
 */
  while (1) {
    __pyx_t_2 = __Pyx_PyInt_From_uint64_t(__pyx_v_mask); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 36, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_2);
    __pyx_t_1 = PyNumber_And(__pyx_v_a, __pyx_t_2); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 36, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
    __pyx_t_2 = __Pyx_PyInt_EqObjC(__pyx_t_1, __pyx_int_0, 0, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 36, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_2);
    __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
    __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_3 < 0)) __PYX_ERR(1, 36, __pyx_L1_error)
    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
    if (!__pyx_t_3) break;

    /* "discodop/bit.pyx":37
 * 		return -1
 * 	while a & mask == 0:
 * 		a >>= (8 * sizeof(uint64_t))             # <<<<<<<<<<<<<<
 * 		pos += (8 * sizeof(uint64_t))
 * 	return pos + bit_ctz(a & mask)
 */
    __pyx_t_2 = __Pyx_PyInt_FromSize_t((8 * (sizeof(uint64_t)))); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 37, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_2);
    __pyx_t_1 = PyNumber_InPlaceRshift(__pyx_v_a, __pyx_t_2); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 37, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_1);
    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
    __Pyx_DECREF_SET(__pyx_v_a, __pyx_t_1);
    __pyx_t_1 = 0;

    /* "discodop/bit.pyx":38
 * 	while a & mask == 0:
 * 		a >>= (8 * sizeof(uint64_t))
 * 		pos += (8 * sizeof(uint64_t))             # <<<<<<<<<<<<<<
 * 	return pos + bit_ctz(a & mask)
 * 
 */
    __pyx_v_pos = (__pyx_v_pos + (8 * (sizeof(uint64_t))));
  }

  /* "discodop/bit.pyx":39
 * 		a >>= (8 * sizeof(uint64_t))
 * 		pos += (8 * sizeof(uint64_t))
 * 	return pos + bit_ctz(a & mask)             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_t_1 = __Pyx_PyInt_From_uint64_t(__pyx_v_mask); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 39, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_t_2 = PyNumber_And(__pyx_v_a, __pyx_t_1); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 39, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_2);
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_4 = __Pyx_PyInt_As_uint64_t(__pyx_t_2); if (unlikely((__pyx_t_4 == ((uint64_t)-1)) && PyErr_Occurred())) __PYX_ERR(1, 39, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  __pyx_r = (__pyx_v_pos + bit_ctz(__pyx_t_4));
  goto __pyx_L0;

  /* "discodop/bit.pyx":27
 * 
 * 
 * cpdef int pyintnextset(a, int pos):             # <<<<<<<<<<<<<<
 * 	"""Return index of first set bit, starting from pos.
 * 
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_WriteUnraisable("discodop.bit.pyintnextset", __pyx_clineno, __pyx_lineno, __pyx_filename, 1, 0);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_XDECREF(__pyx_v_a);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* Python wrapper */
static PyObject *__pyx_pw_8discodop_3bit_5pyintnextset(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static char __pyx_doc_8discodop_3bit_4pyintnextset[] = "pyintnextset(a, int pos) -> int\nReturn index of first set bit, starting from pos.\n\n\t>>> pyintnextset(0b001101, 1)\n\t2";
static PyObject *__pyx_pw_8discodop_3bit_5pyintnextset(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
  PyObject *__pyx_v_a = 0;
  int __pyx_v_pos;
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("pyintnextset (wrapper)", 0);
  {
    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_a,&__pyx_n_s_pos,0};
    PyObject* values[2] = {0,0};
    if (unlikely(__pyx_kwds)) {
      Py_ssize_t kw_args;
      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
      switch (pos_args) {
        case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
        CYTHON_FALLTHROUGH;
        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
        CYTHON_FALLTHROUGH;
        case  0: break;
        default: goto __pyx_L5_argtuple_error;
      }
      kw_args = PyDict_Size(__pyx_kwds);
      switch (pos_args) {
        case  0:
        if (likely((values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_a)) != 0)) kw_args--;
        else goto __pyx_L5_argtuple_error;
        CYTHON_FALLTHROUGH;
        case  1:
        if (likely((values[1] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_pos)) != 0)) kw_args--;
        else {
          __Pyx_RaiseArgtupleInvalid("pyintnextset", 1, 2, 2, 1); __PYX_ERR(1, 27, __pyx_L3_error)
        }
      }
      if (unlikely(kw_args > 0)) {
        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "pyintnextset") < 0)) __PYX_ERR(1, 27, __pyx_L3_error)
      }
    } else if (PyTuple_GET_SIZE(__pyx_args) != 2) {
      goto __pyx_L5_argtuple_error;
    } else {
      values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
      values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
    }
    __pyx_v_a = values[0];
    __pyx_v_pos = __Pyx_PyInt_As_int(values[1]); if (unlikely((__pyx_v_pos == (int)-1) && PyErr_Occurred())) __PYX_ERR(1, 27, __pyx_L3_error)
  }
  goto __pyx_L4_argument_unpacking_done;
  __pyx_L5_argtuple_error:;
  __Pyx_RaiseArgtupleInvalid("pyintnextset", 1, 2, 2, PyTuple_GET_SIZE(__pyx_args)); __PYX_ERR(1, 27, __pyx_L3_error)
  __pyx_L3_error:;
  __Pyx_AddTraceback("discodop.bit.pyintnextset", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __Pyx_RefNannyFinishContext();
  return NULL;
  __pyx_L4_argument_unpacking_done:;
  __pyx_r = __pyx_pf_8discodop_3bit_4pyintnextset(__pyx_self, __pyx_v_a, __pyx_v_pos);

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_8discodop_3bit_4pyintnextset(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_a, int __pyx_v_pos) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  __Pyx_RefNannySetupContext("pyintnextset", 0);
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_1 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_pyintnextset(__pyx_v_a, __pyx_v_pos, 0)); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 27, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_r = __pyx_t_1;
  __pyx_t_1 = 0;
  goto __pyx_L0;

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_AddTraceback("discodop.bit.pyintnextset", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pyx":42
 * 
 * 
 * cpdef int fanout(arg):             # <<<<<<<<<<<<<<
 * 	"""Return number of contiguous components in bit vector (gaps plus one).
 * 
 */

static PyObject *__pyx_pw_8discodop_3bit_7fanout(PyObject *__pyx_self, PyObject *__pyx_v_arg); /*proto*/
static int __pyx_f_8discodop_3bit_fanout(PyObject *__pyx_v_arg, CYTHON_UNUSED int __pyx_skip_dispatch) {
  uint32_t __pyx_v_result;
  uint64_t __pyx_v_vec;
  PyObject *__pyx_v_prev = NULL;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  int __pyx_t_3;
  uint64_t __pyx_t_4;
  __Pyx_RefNannySetupContext("fanout", 0);
  __Pyx_INCREF(__pyx_v_arg);

  /* "discodop/bit.pyx":47
 * 	>>> fanout(0b011011011)
 * 	3"""
 * 	cdef uint32_t result = 0             # <<<<<<<<<<<<<<
 * 	cdef uint64_t vec
 * 	if arg < ((1UL << (8UL * sizeof(uint64_t) - 1UL)) - 1UL):
 */
  __pyx_v_result = 0;

  /* "discodop/bit.pyx":49
 * 	cdef uint32_t result = 0
 * 	cdef uint64_t vec
 * 	if arg < ((1UL << (8UL * sizeof(uint64_t) - 1UL)) - 1UL):             # <<<<<<<<<<<<<<
 * 		vec = arg
 * 		while vec:
 */
  __pyx_t_1 = __Pyx_PyInt_FromSize_t(((1UL << ((8UL * (sizeof(uint64_t))) - 1UL)) - 1UL)); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 49, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_t_2 = PyObject_RichCompare(__pyx_v_arg, __pyx_t_1, Py_LT); __Pyx_XGOTREF(__pyx_t_2); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 49, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_3 < 0)) __PYX_ERR(1, 49, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  if (__pyx_t_3) {

    /* "discodop/bit.pyx":50
 * 	cdef uint64_t vec
 * 	if arg < ((1UL << (8UL * sizeof(uint64_t) - 1UL)) - 1UL):
 * 		vec = arg             # <<<<<<<<<<<<<<
 * 		while vec:
 * 			vec >>= bit_ctz(vec)
 */
    __pyx_t_4 = __Pyx_PyInt_As_uint64_t(__pyx_v_arg); if (unlikely((__pyx_t_4 == ((uint64_t)-1)) && PyErr_Occurred())) __PYX_ERR(1, 50, __pyx_L1_error)
    __pyx_v_vec = __pyx_t_4;

    /* "discodop/bit.pyx":51
 * 	if arg < ((1UL << (8UL * sizeof(uint64_t) - 1UL)) - 1UL):
 * 		vec = arg
 * 		while vec:             # <<<<<<<<<<<<<<
 * 			vec >>= bit_ctz(vec)
 * 			vec >>= bit_ctz(~vec)
 */
    while (1) {
      __pyx_t_3 = (__pyx_v_vec != 0);
      if (!__pyx_t_3) break;

      /* "discodop/bit.pyx":52
 * 		vec = arg
 * 		while vec:
 * 			vec >>= bit_ctz(vec)             # <<<<<<<<<<<<<<
 * 			vec >>= bit_ctz(~vec)
 * 			result += 1
 */
      __pyx_v_vec = (__pyx_v_vec >> bit_ctz(__pyx_v_vec));

      /* "discodop/bit.pyx":53
 * 		while vec:
 * 			vec >>= bit_ctz(vec)
 * 			vec >>= bit_ctz(~vec)             # <<<<<<<<<<<<<<
 * 			result += 1
 * 	else:
 */
      __pyx_v_vec = (__pyx_v_vec >> bit_ctz((~__pyx_v_vec)));

      /* "discodop/bit.pyx":54
 * 			vec >>= bit_ctz(vec)
 * 			vec >>= bit_ctz(~vec)
 * 			result += 1             # <<<<<<<<<<<<<<
 * 	else:
 * 		# when the argument does not fit in unsigned long long, resort to plain
 */
      __pyx_v_result = (__pyx_v_result + 1);
    }

    /* "discodop/bit.pyx":49
 * 	cdef uint32_t result = 0
 * 	cdef uint64_t vec
 * 	if arg < ((1UL << (8UL * sizeof(uint64_t) - 1UL)) - 1UL):             # <<<<<<<<<<<<<<
 * 		vec = arg
 * 		while vec:
 */
    goto __pyx_L3;
  }

  /* "discodop/bit.pyx":61
 * 		# there are set bits (while the other algorithm jumps over contiguous
 * 		# sequences of set bits in one go).
 * 		prev = arg             # <<<<<<<<<<<<<<
 * 		result = 0
 * 		while arg:
 */
  /*else*/ {
    __Pyx_INCREF(__pyx_v_arg);
    __pyx_v_prev = __pyx_v_arg;

    /* "discodop/bit.pyx":62
 * 		# sequences of set bits in one go).
 * 		prev = arg
 * 		result = 0             # <<<<<<<<<<<<<<
 * 		while arg:
 * 			arg &= arg - 1
 */
    __pyx_v_result = 0;

    /* "discodop/bit.pyx":63
 * 		prev = arg
 * 		result = 0
 * 		while arg:             # <<<<<<<<<<<<<<
 * 			arg &= arg - 1
 * 			if ((prev - arg) << 1) & prev == 0:
 */
    while (1) {
      __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_v_arg); if (unlikely(__pyx_t_3 < 0)) __PYX_ERR(1, 63, __pyx_L1_error)
      if (!__pyx_t_3) break;

      /* "discodop/bit.pyx":64
 * 		result = 0
 * 		while arg:
 * 			arg &= arg - 1             # <<<<<<<<<<<<<<
 * 			if ((prev - arg) << 1) & prev == 0:
 * 				result += 1
 */
      __pyx_t_2 = __Pyx_PyInt_SubtractObjC(__pyx_v_arg, __pyx_int_1, 1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 64, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __pyx_t_1 = PyNumber_InPlaceAnd(__pyx_v_arg, __pyx_t_2); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 64, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __Pyx_DECREF_SET(__pyx_v_arg, __pyx_t_1);
      __pyx_t_1 = 0;

      /* "discodop/bit.pyx":65
 * 		while arg:
 * 			arg &= arg - 1
 * 			if ((prev - arg) << 1) & prev == 0:             # <<<<<<<<<<<<<<
 * 				result += 1
 * 			prev = arg
 */
      __pyx_t_1 = PyNumber_Subtract(__pyx_v_prev, __pyx_v_arg); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 65, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __pyx_t_2 = __Pyx_PyInt_LshiftObjC(__pyx_t_1, __pyx_int_1, 1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 65, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      __pyx_t_1 = PyNumber_And(__pyx_t_2, __pyx_v_prev); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 65, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __pyx_t_2 = __Pyx_PyInt_EqObjC(__pyx_t_1, __pyx_int_0, 0, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 65, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      __pyx_t_3 = __Pyx_PyObject_IsTrue(__pyx_t_2); if (unlikely(__pyx_t_3 < 0)) __PYX_ERR(1, 65, __pyx_L1_error)
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      if (__pyx_t_3) {

        /* "discodop/bit.pyx":66
 * 			arg &= arg - 1
 * 			if ((prev - arg) << 1) & prev == 0:
 * 				result += 1             # <<<<<<<<<<<<<<
 * 			prev = arg
 * 	return result
 */
        __pyx_v_result = (__pyx_v_result + 1);

        /* "discodop/bit.pyx":65
 * 		while arg:
 * 			arg &= arg - 1
 * 			if ((prev - arg) << 1) & prev == 0:             # <<<<<<<<<<<<<<
 * 				result += 1
 * 			prev = arg
 */
      }

      /* "discodop/bit.pyx":67
 * 			if ((prev - arg) << 1) & prev == 0:
 * 				result += 1
 * 			prev = arg             # <<<<<<<<<<<<<<
 * 	return result
 * 
 */
      __Pyx_INCREF(__pyx_v_arg);
      __Pyx_DECREF_SET(__pyx_v_prev, __pyx_v_arg);
    }
  }
  __pyx_L3:;

  /* "discodop/bit.pyx":68
 * 				result += 1
 * 			prev = arg
 * 	return result             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = __pyx_v_result;
  goto __pyx_L0;

  /* "discodop/bit.pyx":42
 * 
 * 
 * cpdef int fanout(arg):             # <<<<<<<<<<<<<<
 * 	"""Return number of contiguous components in bit vector (gaps plus one).
 * 
 */

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_WriteUnraisable("discodop.bit.fanout", __pyx_clineno, __pyx_lineno, __pyx_filename, 1, 0);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_XDECREF(__pyx_v_prev);
  __Pyx_XDECREF(__pyx_v_arg);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* Python wrapper */
static PyObject *__pyx_pw_8discodop_3bit_7fanout(PyObject *__pyx_self, PyObject *__pyx_v_arg); /*proto*/
static char __pyx_doc_8discodop_3bit_6fanout[] = "fanout(arg) -> int\nReturn number of contiguous components in bit vector (gaps plus one).\n\n\t>>> fanout(0b011011011)\n\t3";
static PyObject *__pyx_pw_8discodop_3bit_7fanout(PyObject *__pyx_self, PyObject *__pyx_v_arg) {
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("fanout (wrapper)", 0);
  __pyx_r = __pyx_pf_8discodop_3bit_6fanout(__pyx_self, ((PyObject *)__pyx_v_arg));

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_8discodop_3bit_6fanout(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_arg) {
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  __Pyx_RefNannySetupContext("fanout", 0);
  __Pyx_XDECREF(__pyx_r);
  __pyx_t_1 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_fanout(__pyx_v_arg, 0)); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 42, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_r = __pyx_t_1;
  __pyx_t_1 = 0;
  goto __pyx_L0;

  /* function exit code */
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_AddTraceback("discodop.bit.fanout", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pyx":71
 * 
 * 
 * def test():             # <<<<<<<<<<<<<<
 * 	cdef uint64_t ulongvec[2]
 * 	bigpyint = 0b11100110101111001101011111100110101001100110
 */

/* Python wrapper */
static PyObject *__pyx_pw_8discodop_3bit_9test(PyObject *__pyx_self, CYTHON_UNUSED PyObject *unused); /*proto*/
static char __pyx_doc_8discodop_3bit_8test[] = "test()";
static PyMethodDef __pyx_mdef_8discodop_3bit_9test = {"test", (PyCFunction)__pyx_pw_8discodop_3bit_9test, METH_NOARGS, __pyx_doc_8discodop_3bit_8test};
static PyObject *__pyx_pw_8discodop_3bit_9test(PyObject *__pyx_self, CYTHON_UNUSED PyObject *unused) {
  PyObject *__pyx_r = 0;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("test (wrapper)", 0);
  __pyx_r = __pyx_pf_8discodop_3bit_8test(__pyx_self);

  /* function exit code */
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyObject *__pyx_pf_8discodop_3bit_8test(CYTHON_UNUSED PyObject *__pyx_self) {
  uint64_t __pyx_v_ulongvec[2];
  PyObject *__pyx_v_bigpyint = NULL;
  PyObject *__pyx_r = NULL;
  __Pyx_RefNannyDeclarations
  PyObject *__pyx_t_1 = NULL;
  PyObject *__pyx_t_2 = NULL;
  PyObject *__pyx_t_3 = NULL;
  __Pyx_RefNannySetupContext("test", 0);

  /* "discodop/bit.pyx":73
 * def test():
 * 	cdef uint64_t ulongvec[2]
 * 	bigpyint = 0b11100110101111001101011111100110101001100110             # <<<<<<<<<<<<<<
 * 	assert nextset(0b001100110, 3) == 5
 * 	assert nextset(0b001100110, 7) == -1
 */
  __Pyx_INCREF(__pyx_int_15856171903590);
  __pyx_v_bigpyint = __pyx_int_15856171903590;

  /* "discodop/bit.pyx":74
 * 	cdef uint64_t ulongvec[2]
 * 	bigpyint = 0b11100110101111001101011111100110101001100110
 * 	assert nextset(0b001100110, 3) == 5             # <<<<<<<<<<<<<<
 * 	assert nextset(0b001100110, 7) == -1
 * 	assert nextunset(0b001100110, 1) == 3
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_nextset(102, 3) == 5) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 74, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":75
 * 	bigpyint = 0b11100110101111001101011111100110101001100110
 * 	assert nextset(0b001100110, 3) == 5
 * 	assert nextset(0b001100110, 7) == -1             # <<<<<<<<<<<<<<
 * 	assert nextunset(0b001100110, 1) == 3
 * 	assert nextunset(~0UL, 0) == 64
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_nextset(102, 7) == -1L) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 75, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":76
 * 	assert nextset(0b001100110, 3) == 5
 * 	assert nextset(0b001100110, 7) == -1
 * 	assert nextunset(0b001100110, 1) == 3             # <<<<<<<<<<<<<<
 * 	assert nextunset(~0UL, 0) == 64
 * 	assert pyintnextset(0b001100110, 3) == 5
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_nextunset(102, 1) == 3) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 76, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":77
 * 	assert nextset(0b001100110, 7) == -1
 * 	assert nextunset(0b001100110, 1) == 3
 * 	assert nextunset(~0UL, 0) == 64             # <<<<<<<<<<<<<<
 * 	assert pyintnextset(0b001100110, 3) == 5
 * 	assert pyintnextset(0b001100110, 7) == -1
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_nextunset((~0UL), 0) == 64) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 77, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":78
 * 	assert nextunset(0b001100110, 1) == 3
 * 	assert nextunset(~0UL, 0) == 64
 * 	assert pyintnextset(0b001100110, 3) == 5             # <<<<<<<<<<<<<<
 * 	assert pyintnextset(0b001100110, 7) == -1
 * 	assert pyintnextset(bigpyint, 3) == 5
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_pyintnextset(__pyx_int_102, 3, 0) == 5) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 78, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":79
 * 	assert nextunset(~0UL, 0) == 64
 * 	assert pyintnextset(0b001100110, 3) == 5
 * 	assert pyintnextset(0b001100110, 7) == -1             # <<<<<<<<<<<<<<
 * 	assert pyintnextset(bigpyint, 3) == 5
 * 	assert pyintnextset(bigpyint, 7) == 9
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_pyintnextset(__pyx_int_102, 7, 0) == -1L) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 79, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":80
 * 	assert pyintnextset(0b001100110, 3) == 5
 * 	assert pyintnextset(0b001100110, 7) == -1
 * 	assert pyintnextset(bigpyint, 3) == 5             # <<<<<<<<<<<<<<
 * 	assert pyintnextset(bigpyint, 7) == 9
 * 	assert bitcount(0b001100110) == 4
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_pyintnextset(__pyx_v_bigpyint, 3, 0) == 5) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 80, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":81
 * 	assert pyintnextset(0b001100110, 7) == -1
 * 	assert pyintnextset(bigpyint, 3) == 5
 * 	assert pyintnextset(bigpyint, 7) == 9             # <<<<<<<<<<<<<<
 * 	assert bitcount(0b001100110) == 4
 * 	assert bitlength(0b001100110) == 7
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_pyintnextset(__pyx_v_bigpyint, 7, 0) == 9) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 81, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":82
 * 	assert pyintnextset(bigpyint, 3) == 5
 * 	assert pyintnextset(bigpyint, 7) == 9
 * 	assert bitcount(0b001100110) == 4             # <<<<<<<<<<<<<<
 * 	assert bitlength(0b001100110) == 7
 * 	assert testbit(0b001100110, 1)
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_bitcount(102, 0) == 4) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 82, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":83
 * 	assert pyintnextset(bigpyint, 7) == 9
 * 	assert bitcount(0b001100110) == 4
 * 	assert bitlength(0b001100110) == 7             # <<<<<<<<<<<<<<
 * 	assert testbit(0b001100110, 1)
 * 	assert not testbit(0b001100110, 3)
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_bitlength(102) == 7) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 83, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":84
 * 	assert bitcount(0b001100110) == 4
 * 	assert bitlength(0b001100110) == 7
 * 	assert testbit(0b001100110, 1)             # <<<<<<<<<<<<<<
 * 	assert not testbit(0b001100110, 3)
 * 	assert fanout(0b0111100) == 1
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!(__pyx_fuse_2__pyx_f_8discodop_3bit_testbit(102, 1) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 84, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":85
 * 	assert bitlength(0b001100110) == 7
 * 	assert testbit(0b001100110, 1)
 * 	assert not testbit(0b001100110, 3)             # <<<<<<<<<<<<<<
 * 	assert fanout(0b0111100) == 1
 * 	assert fanout(0b1000001) == 2
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((!(__pyx_fuse_2__pyx_f_8discodop_3bit_testbit(102, 3) != 0)) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 85, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":86
 * 	assert testbit(0b001100110, 1)
 * 	assert not testbit(0b001100110, 3)
 * 	assert fanout(0b0111100) == 1             # <<<<<<<<<<<<<<
 * 	assert fanout(0b1000001) == 2
 * 	assert fanout(0b011011011) == 3
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_fanout(__pyx_int_60, 0) == 1) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 86, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":87
 * 	assert not testbit(0b001100110, 3)
 * 	assert fanout(0b0111100) == 1
 * 	assert fanout(0b1000001) == 2             # <<<<<<<<<<<<<<
 * 	assert fanout(0b011011011) == 3
 * 	ulongvec[0] = 1UL << (sizeof(uint64_t) * 8 - 1)
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_fanout(__pyx_int_65, 0) == 2) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 87, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":88
 * 	assert fanout(0b0111100) == 1
 * 	assert fanout(0b1000001) == 2
 * 	assert fanout(0b011011011) == 3             # <<<<<<<<<<<<<<
 * 	ulongvec[0] = 1UL << (sizeof(uint64_t) * 8 - 1)
 * 	ulongvec[1] = 1
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_fanout(__pyx_int_219, 0) == 3) != 0))) {
      PyErr_SetNone(PyExc_AssertionError);
      __PYX_ERR(1, 88, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":89
 * 	assert fanout(0b1000001) == 2
 * 	assert fanout(0b011011011) == 3
 * 	ulongvec[0] = 1UL << (sizeof(uint64_t) * 8 - 1)             # <<<<<<<<<<<<<<
 * 	ulongvec[1] = 1
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8 - 1, (
 */
  (__pyx_v_ulongvec[0]) = (1UL << (((sizeof(uint64_t)) * 8) - 1));

  /* "discodop/bit.pyx":90
 * 	assert fanout(0b011011011) == 3
 * 	ulongvec[0] = 1UL << (sizeof(uint64_t) * 8 - 1)
 * 	ulongvec[1] = 1             # <<<<<<<<<<<<<<
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8 - 1, (
 * 			anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8 - 1)
 */
  (__pyx_v_ulongvec[1]) = 1;

  /* "discodop/bit.pyx":91
 * 	ulongvec[0] = 1UL << (sizeof(uint64_t) * 8 - 1)
 * 	ulongvec[1] = 1
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8 - 1, (             # <<<<<<<<<<<<<<
 * 			anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8 - 1)
 * 	assert anextset(ulongvec, sizeof(uint64_t) * 8, 2) == sizeof(uint64_t) * 8, (
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_anextset(__pyx_v_ulongvec, 0, 2) == (((sizeof(uint64_t)) * 8) - 1)) != 0))) {

      /* "discodop/bit.pyx":92
 * 	ulongvec[1] = 1
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8 - 1, (
 * 			anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8 - 1)             # <<<<<<<<<<<<<<
 * 	assert anextset(ulongvec, sizeof(uint64_t) * 8, 2) == sizeof(uint64_t) * 8, (
 * 		anextset(ulongvec, sizeof(uint64_t) * 8, 2), sizeof(uint64_t) * 8)
 */
      __pyx_t_1 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_anextset(__pyx_v_ulongvec, 0, 2)); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 92, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __pyx_t_2 = __Pyx_PyInt_FromSize_t((((sizeof(uint64_t)) * 8) - 1)); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 92, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __pyx_t_3 = PyTuple_New(2); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 92, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_GIVEREF(__pyx_t_1);
      PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_1);
      __Pyx_GIVEREF(__pyx_t_2);
      PyTuple_SET_ITEM(__pyx_t_3, 1, __pyx_t_2);
      __pyx_t_1 = 0;
      __pyx_t_2 = 0;
      __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 92, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_GIVEREF(__pyx_t_3);
      PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_t_3);
      __pyx_t_3 = 0;
      PyErr_SetObject(PyExc_AssertionError, __pyx_t_2);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __PYX_ERR(1, 91, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":93
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8 - 1, (
 * 			anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8 - 1)
 * 	assert anextset(ulongvec, sizeof(uint64_t) * 8, 2) == sizeof(uint64_t) * 8, (             # <<<<<<<<<<<<<<
 * 		anextset(ulongvec, sizeof(uint64_t) * 8, 2), sizeof(uint64_t) * 8)
 * 	assert anextunset(ulongvec, 0, 2) == 0, (
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_anextset(__pyx_v_ulongvec, ((sizeof(uint64_t)) * 8), 2) == ((sizeof(uint64_t)) * 8)) != 0))) {

      /* "discodop/bit.pyx":94
 * 			anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8 - 1)
 * 	assert anextset(ulongvec, sizeof(uint64_t) * 8, 2) == sizeof(uint64_t) * 8, (
 * 		anextset(ulongvec, sizeof(uint64_t) * 8, 2), sizeof(uint64_t) * 8)             # <<<<<<<<<<<<<<
 * 	assert anextunset(ulongvec, 0, 2) == 0, (
 * 		anextunset(ulongvec, 0, 2), 0)
 */
      __pyx_t_2 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_anextset(__pyx_v_ulongvec, ((sizeof(uint64_t)) * 8), 2)); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 94, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __pyx_t_3 = __Pyx_PyInt_FromSize_t(((sizeof(uint64_t)) * 8)); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 94, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __pyx_t_1 = PyTuple_New(2); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 94, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __Pyx_GIVEREF(__pyx_t_2);
      PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_t_2);
      __Pyx_GIVEREF(__pyx_t_3);
      PyTuple_SET_ITEM(__pyx_t_1, 1, __pyx_t_3);
      __pyx_t_2 = 0;
      __pyx_t_3 = 0;
      __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 94, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_GIVEREF(__pyx_t_1);
      PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_1);
      __pyx_t_1 = 0;
      PyErr_SetObject(PyExc_AssertionError, __pyx_t_3);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __PYX_ERR(1, 93, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":95
 * 	assert anextset(ulongvec, sizeof(uint64_t) * 8, 2) == sizeof(uint64_t) * 8, (
 * 		anextset(ulongvec, sizeof(uint64_t) * 8, 2), sizeof(uint64_t) * 8)
 * 	assert anextunset(ulongvec, 0, 2) == 0, (             # <<<<<<<<<<<<<<
 * 		anextunset(ulongvec, 0, 2), 0)
 * 	assert anextunset(ulongvec, sizeof(uint64_t) * 8 - 1, 2) == (
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_anextunset(__pyx_v_ulongvec, 0, 2) == 0) != 0))) {

      /* "discodop/bit.pyx":96
 * 		anextset(ulongvec, sizeof(uint64_t) * 8, 2), sizeof(uint64_t) * 8)
 * 	assert anextunset(ulongvec, 0, 2) == 0, (
 * 		anextunset(ulongvec, 0, 2), 0)             # <<<<<<<<<<<<<<
 * 	assert anextunset(ulongvec, sizeof(uint64_t) * 8 - 1, 2) == (
 * 			sizeof(uint64_t) * 8 + 1), (anextunset(ulongvec,
 */
      __pyx_t_3 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_anextunset(__pyx_v_ulongvec, 0, 2)); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 96, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __pyx_t_1 = PyTuple_New(2); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 96, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __Pyx_GIVEREF(__pyx_t_3);
      PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_t_3);
      __Pyx_INCREF(__pyx_int_0);
      __Pyx_GIVEREF(__pyx_int_0);
      PyTuple_SET_ITEM(__pyx_t_1, 1, __pyx_int_0);
      __pyx_t_3 = 0;
      __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 96, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_GIVEREF(__pyx_t_1);
      PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_1);
      __pyx_t_1 = 0;
      PyErr_SetObject(PyExc_AssertionError, __pyx_t_3);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __PYX_ERR(1, 95, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":97
 * 	assert anextunset(ulongvec, 0, 2) == 0, (
 * 		anextunset(ulongvec, 0, 2), 0)
 * 	assert anextunset(ulongvec, sizeof(uint64_t) * 8 - 1, 2) == (             # <<<<<<<<<<<<<<
 * 			sizeof(uint64_t) * 8 + 1), (anextunset(ulongvec,
 * 			sizeof(uint64_t) * 8 - 1, 2), sizeof(uint64_t) * 8 + 1)
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {

    /* "discodop/bit.pyx":98
 * 		anextunset(ulongvec, 0, 2), 0)
 * 	assert anextunset(ulongvec, sizeof(uint64_t) * 8 - 1, 2) == (
 * 			sizeof(uint64_t) * 8 + 1), (anextunset(ulongvec,             # <<<<<<<<<<<<<<
 * 			sizeof(uint64_t) * 8 - 1, 2), sizeof(uint64_t) * 8 + 1)
 * 	ulongvec[0] = 0
 */
    if (unlikely(!((__pyx_f_8discodop_3bit_anextunset(__pyx_v_ulongvec, (((sizeof(uint64_t)) * 8) - 1), 2) == (((sizeof(uint64_t)) * 8) + 1)) != 0))) {

      /* "discodop/bit.pyx":99
 * 	assert anextunset(ulongvec, sizeof(uint64_t) * 8 - 1, 2) == (
 * 			sizeof(uint64_t) * 8 + 1), (anextunset(ulongvec,
 * 			sizeof(uint64_t) * 8 - 1, 2), sizeof(uint64_t) * 8 + 1)             # <<<<<<<<<<<<<<
 * 	ulongvec[0] = 0
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (
 */
      __pyx_t_3 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_anextunset(__pyx_v_ulongvec, (((sizeof(uint64_t)) * 8) - 1), 2)); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 98, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __pyx_t_1 = __Pyx_PyInt_FromSize_t((((sizeof(uint64_t)) * 8) + 1)); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 99, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);

      /* "discodop/bit.pyx":98
 * 		anextunset(ulongvec, 0, 2), 0)
 * 	assert anextunset(ulongvec, sizeof(uint64_t) * 8 - 1, 2) == (
 * 			sizeof(uint64_t) * 8 + 1), (anextunset(ulongvec,             # <<<<<<<<<<<<<<
 * 			sizeof(uint64_t) * 8 - 1, 2), sizeof(uint64_t) * 8 + 1)
 * 	ulongvec[0] = 0
 */
      __pyx_t_2 = PyTuple_New(2); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 98, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_GIVEREF(__pyx_t_3);
      PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_t_3);
      __Pyx_GIVEREF(__pyx_t_1);
      PyTuple_SET_ITEM(__pyx_t_2, 1, __pyx_t_1);
      __pyx_t_3 = 0;
      __pyx_t_1 = 0;
      __pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 98, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __Pyx_GIVEREF(__pyx_t_2);
      PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_t_2);
      __pyx_t_2 = 0;
      PyErr_SetObject(PyExc_AssertionError, __pyx_t_1);
      __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
      __PYX_ERR(1, 97, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":100
 * 			sizeof(uint64_t) * 8 + 1), (anextunset(ulongvec,
 * 			sizeof(uint64_t) * 8 - 1, 2), sizeof(uint64_t) * 8 + 1)
 * 	ulongvec[0] = 0             # <<<<<<<<<<<<<<
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (
 * 		anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8)
 */
  (__pyx_v_ulongvec[0]) = 0;

  /* "discodop/bit.pyx":101
 * 			sizeof(uint64_t) * 8 - 1, 2), sizeof(uint64_t) * 8 + 1)
 * 	ulongvec[0] = 0
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (             # <<<<<<<<<<<<<<
 * 		anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8)
 * 	ulongvec[1] = 0
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_anextset(__pyx_v_ulongvec, 0, 2) == ((sizeof(uint64_t)) * 8)) != 0))) {

      /* "discodop/bit.pyx":102
 * 	ulongvec[0] = 0
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (
 * 		anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8)             # <<<<<<<<<<<<<<
 * 	ulongvec[1] = 0
 * 	assert anextset(ulongvec, 0, 2) == -1, (
 */
      __pyx_t_1 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_anextset(__pyx_v_ulongvec, 0, 2)); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 102, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __pyx_t_2 = __Pyx_PyInt_FromSize_t(((sizeof(uint64_t)) * 8)); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 102, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __pyx_t_3 = PyTuple_New(2); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 102, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_GIVEREF(__pyx_t_1);
      PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_1);
      __Pyx_GIVEREF(__pyx_t_2);
      PyTuple_SET_ITEM(__pyx_t_3, 1, __pyx_t_2);
      __pyx_t_1 = 0;
      __pyx_t_2 = 0;
      __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 102, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_GIVEREF(__pyx_t_3);
      PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_t_3);
      __pyx_t_3 = 0;
      PyErr_SetObject(PyExc_AssertionError, __pyx_t_2);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __PYX_ERR(1, 101, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":103
 * 	assert anextset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (
 * 		anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8)
 * 	ulongvec[1] = 0             # <<<<<<<<<<<<<<
 * 	assert anextset(ulongvec, 0, 2) == -1, (
 * 		anextset(ulongvec, 0, 2), -1)
 */
  (__pyx_v_ulongvec[1]) = 0;

  /* "discodop/bit.pyx":104
 * 		anextset(ulongvec, 0, 2), sizeof(uint64_t) * 8)
 * 	ulongvec[1] = 0
 * 	assert anextset(ulongvec, 0, 2) == -1, (             # <<<<<<<<<<<<<<
 * 		anextset(ulongvec, 0, 2), -1)
 * 	ulongvec[0] = ~0UL
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_anextset(__pyx_v_ulongvec, 0, 2) == -1L) != 0))) {

      /* "discodop/bit.pyx":105
 * 	ulongvec[1] = 0
 * 	assert anextset(ulongvec, 0, 2) == -1, (
 * 		anextset(ulongvec, 0, 2), -1)             # <<<<<<<<<<<<<<
 * 	ulongvec[0] = ~0UL
 * 	assert anextunset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (
 */
      __pyx_t_2 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_anextset(__pyx_v_ulongvec, 0, 2)); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 105, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __pyx_t_3 = PyTuple_New(2); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 105, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_GIVEREF(__pyx_t_2);
      PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_2);
      __Pyx_INCREF(__pyx_int_neg_1);
      __Pyx_GIVEREF(__pyx_int_neg_1);
      PyTuple_SET_ITEM(__pyx_t_3, 1, __pyx_int_neg_1);
      __pyx_t_2 = 0;
      __pyx_t_2 = PyTuple_New(1); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 105, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_GIVEREF(__pyx_t_3);
      PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_t_3);
      __pyx_t_3 = 0;
      PyErr_SetObject(PyExc_AssertionError, __pyx_t_2);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __PYX_ERR(1, 104, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":106
 * 	assert anextset(ulongvec, 0, 2) == -1, (
 * 		anextset(ulongvec, 0, 2), -1)
 * 	ulongvec[0] = ~0UL             # <<<<<<<<<<<<<<
 * 	assert anextunset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (
 * 		anextunset(ulongvec, 0, 2), sizeof(uint64_t) * 8)
 */
  (__pyx_v_ulongvec[0]) = (~0UL);

  /* "discodop/bit.pyx":107
 * 		anextset(ulongvec, 0, 2), -1)
 * 	ulongvec[0] = ~0UL
 * 	assert anextunset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (             # <<<<<<<<<<<<<<
 * 		anextunset(ulongvec, 0, 2), sizeof(uint64_t) * 8)
 * 	print('it worked')
 */
  #ifndef CYTHON_WITHOUT_ASSERTIONS
  if (unlikely(!Py_OptimizeFlag)) {
    if (unlikely(!((__pyx_f_8discodop_3bit_anextunset(__pyx_v_ulongvec, 0, 2) == ((sizeof(uint64_t)) * 8)) != 0))) {

      /* "discodop/bit.pyx":108
 * 	ulongvec[0] = ~0UL
 * 	assert anextunset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (
 * 		anextunset(ulongvec, 0, 2), sizeof(uint64_t) * 8)             # <<<<<<<<<<<<<<
 * 	print('it worked')
 * 
 */
      __pyx_t_2 = __Pyx_PyInt_From_int(__pyx_f_8discodop_3bit_anextunset(__pyx_v_ulongvec, 0, 2)); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 108, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __pyx_t_3 = __Pyx_PyInt_FromSize_t(((sizeof(uint64_t)) * 8)); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 108, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __pyx_t_1 = PyTuple_New(2); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 108, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_1);
      __Pyx_GIVEREF(__pyx_t_2);
      PyTuple_SET_ITEM(__pyx_t_1, 0, __pyx_t_2);
      __Pyx_GIVEREF(__pyx_t_3);
      PyTuple_SET_ITEM(__pyx_t_1, 1, __pyx_t_3);
      __pyx_t_2 = 0;
      __pyx_t_3 = 0;
      __pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 108, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_3);
      __Pyx_GIVEREF(__pyx_t_1);
      PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_t_1);
      __pyx_t_1 = 0;
      PyErr_SetObject(PyExc_AssertionError, __pyx_t_3);
      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
      __PYX_ERR(1, 107, __pyx_L1_error)
    }
  }
  #endif

  /* "discodop/bit.pyx":109
 * 	assert anextunset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (
 * 		anextunset(ulongvec, 0, 2), sizeof(uint64_t) * 8)
 * 	print('it worked')             # <<<<<<<<<<<<<<
 * 
 * __all__ = ['bitcount', 'fanout', 'pyintbitcount', 'pyintnextset']
 */
  __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_print, __pyx_tuple_, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 109, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_3);
  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;

  /* "discodop/bit.pyx":71
 * 
 * 
 * def test():             # <<<<<<<<<<<<<<
 * 	cdef uint64_t ulongvec[2]
 * 	bigpyint = 0b11100110101111001101011111100110101001100110
 */

  /* function exit code */
  __pyx_r = Py_None; __Pyx_INCREF(Py_None);
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_AddTraceback("discodop.bit.test", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = NULL;
  __pyx_L0:;
  __Pyx_XDECREF(__pyx_v_bigpyint);
  __Pyx_XGIVEREF(__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":60
 * 
 * 
 * cdef inline bint testbit(unsigned_fused vec, uint32_t pos):             # <<<<<<<<<<<<<<
 * 	"""Mask a particular bit, return nonzero if set.
 * 
 */

static CYTHON_INLINE int __pyx_fuse_0__pyx_f_8discodop_3bit_testbit(uint8_t __pyx_v_vec, uint32_t __pyx_v_pos) {
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__pyx_fuse_0testbit", 0);

  /* "discodop/bit.pxd":73
 * 			or unsigned_fused is uint16_t
 * 			or unsigned_fused is uint32_t):
 * 		return vec & (1U << pos)             # <<<<<<<<<<<<<<
 * 	else:
 * 		return vec & ((<unsigned_fused>1U) << pos) != 0
 */
  __pyx_r = (__pyx_v_vec & (1U << __pyx_v_pos));
  goto __pyx_L0;

  /* "discodop/bit.pxd":60
 * 
 * 
 * cdef inline bint testbit(unsigned_fused vec, uint32_t pos):             # <<<<<<<<<<<<<<
 * 	"""Mask a particular bit, return nonzero if set.
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static CYTHON_INLINE int __pyx_fuse_1__pyx_f_8discodop_3bit_testbit(uint16_t __pyx_v_vec, uint32_t __pyx_v_pos) {
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__pyx_fuse_1testbit", 0);

  /* "discodop/bit.pxd":73
 * 			or unsigned_fused is uint16_t
 * 			or unsigned_fused is uint32_t):
 * 		return vec & (1U << pos)             # <<<<<<<<<<<<<<
 * 	else:
 * 		return vec & ((<unsigned_fused>1U) << pos) != 0
 */
  __pyx_r = (__pyx_v_vec & (1U << __pyx_v_pos));
  goto __pyx_L0;

  /* "discodop/bit.pxd":60
 * 
 * 
 * cdef inline bint testbit(unsigned_fused vec, uint32_t pos):             # <<<<<<<<<<<<<<
 * 	"""Mask a particular bit, return nonzero if set.
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static CYTHON_INLINE int __pyx_fuse_2__pyx_f_8discodop_3bit_testbit(uint32_t __pyx_v_vec, uint32_t __pyx_v_pos) {
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__pyx_fuse_2testbit", 0);

  /* "discodop/bit.pxd":73
 * 			or unsigned_fused is uint16_t
 * 			or unsigned_fused is uint32_t):
 * 		return vec & (1U << pos)             # <<<<<<<<<<<<<<
 * 	else:
 * 		return vec & ((<unsigned_fused>1U) << pos) != 0
 */
  __pyx_r = (__pyx_v_vec & (1U << __pyx_v_pos));
  goto __pyx_L0;

  /* "discodop/bit.pxd":60
 * 
 * 
 * cdef inline bint testbit(unsigned_fused vec, uint32_t pos):             # <<<<<<<<<<<<<<
 * 	"""Mask a particular bit, return nonzero if set.
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static CYTHON_INLINE int __pyx_fuse_3__pyx_f_8discodop_3bit_testbit(uint64_t __pyx_v_vec, uint32_t __pyx_v_pos) {
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__pyx_fuse_3testbit", 0);

  /* "discodop/bit.pxd":75
 * 		return vec & (1U << pos)
 * 	else:
 * 		return vec & ((<unsigned_fused>1U) << pos) != 0             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = ((__pyx_v_vec & (((uint64_t)1U) << __pyx_v_pos)) != 0);
  goto __pyx_L0;

  /* "discodop/bit.pxd":60
 * 
 * 
 * cdef inline bint testbit(unsigned_fused vec, uint32_t pos):             # <<<<<<<<<<<<<<
 * 	"""Mask a particular bit, return nonzero if set.
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":78
 * 
 * 
 * cdef inline int nextset(uint64_t vec, uint32_t pos):             # <<<<<<<<<<<<<<
 * 	""" Return next set bit starting from pos, -1 if there is none.
 * 
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_nextset(uint64_t __pyx_v_vec, uint32_t __pyx_v_pos) {
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  uint32_t __pyx_t_1;
  __Pyx_RefNannySetupContext("nextset", 0);

  /* "discodop/bit.pxd":84
 * 	2
 * 	"""
 * 	return (pos + bit_ctz(vec >> pos)) if (vec >> pos) else -1             # <<<<<<<<<<<<<<
 * 	# mask instead of shift:
 * 	# return __builtin_ffsl(vec & (~0UL << pos)) - 1
 */
  if (((__pyx_v_vec >> __pyx_v_pos) != 0)) {
    __pyx_t_1 = (__pyx_v_pos + bit_ctz((__pyx_v_vec >> __pyx_v_pos)));
  } else {
    __pyx_t_1 = -1;
  }
  __pyx_r = __pyx_t_1;
  goto __pyx_L0;

  /* "discodop/bit.pxd":78
 * 
 * 
 * cdef inline int nextset(uint64_t vec, uint32_t pos):             # <<<<<<<<<<<<<<
 * 	""" Return next set bit starting from pos, -1 if there is none.
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":93
 * 
 * 
 * cdef inline int nextunset(uint64_t vec, uint32_t pos):             # <<<<<<<<<<<<<<
 * 	""" Return next unset bit starting from pos.
 * 
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_nextunset(uint64_t __pyx_v_vec, uint32_t __pyx_v_pos) {
  uint64_t __pyx_v_x;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  size_t __pyx_t_1;
  __Pyx_RefNannySetupContext("nextunset", 0);

  /* "discodop/bit.pxd":101
 * 	64
 * 	"""
 * 	cdef uint64_t x = ~vec & (~0UL << pos)             # <<<<<<<<<<<<<<
 * 	return bit_ctz(x) if x else (sizeof(uint64_t) * 8)
 * 
 */
  __pyx_v_x = ((~__pyx_v_vec) & ((~0UL) << __pyx_v_pos));

  /* "discodop/bit.pxd":102
 * 	"""
 * 	cdef uint64_t x = ~vec & (~0UL << pos)
 * 	return bit_ctz(x) if x else (sizeof(uint64_t) * 8)             # <<<<<<<<<<<<<<
 * 
 * 
 */
  if ((__pyx_v_x != 0)) {
    __pyx_t_1 = bit_ctz(__pyx_v_x);
  } else {
    __pyx_t_1 = ((sizeof(uint64_t)) * 8);
  }
  __pyx_r = __pyx_t_1;
  goto __pyx_L0;

  /* "discodop/bit.pxd":93
 * 
 * 
 * cdef inline int nextunset(uint64_t vec, uint32_t pos):             # <<<<<<<<<<<<<<
 * 	""" Return next unset bit starting from pos.
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":105
 * 
 * 
 * cdef inline int bitlength(uint64_t vec):             # <<<<<<<<<<<<<<
 * 	"""Return number of bits needed to represent vector.
 * 
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_bitlength(uint64_t __pyx_v_vec) {
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  size_t __pyx_t_1;
  __Pyx_RefNannySetupContext("bitlength", 0);

  /* "discodop/bit.pxd":112
 * 	>>> bitlength(0b0011101)
 * 	5"""
 * 	return sizeof(vec) * 8 - bit_clz(vec) if vec else 0             # <<<<<<<<<<<<<<
 * 
 * 
 */
  if ((__pyx_v_vec != 0)) {
    __pyx_t_1 = (((sizeof(__pyx_v_vec)) * 8) - bit_clz(__pyx_v_vec));
  } else {
    __pyx_t_1 = 0;
  }
  __pyx_r = __pyx_t_1;
  goto __pyx_L0;

  /* "discodop/bit.pxd":105
 * 
 * 
 * cdef inline int bitlength(uint64_t vec):             # <<<<<<<<<<<<<<
 * 	"""Return number of bits needed to represent vector.
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":115
 * 
 * 
 * cdef inline int abitcount(uint64_t *vec, int slots):             # <<<<<<<<<<<<<<
 * 	""" Return number of set bits in variable length bitvector """
 * 	cdef int a
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_abitcount(uint64_t *__pyx_v_vec, int __pyx_v_slots) {
  int __pyx_v_a;
  int __pyx_v_result;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  __Pyx_RefNannySetupContext("abitcount", 0);

  /* "discodop/bit.pxd":118
 * 	""" Return number of set bits in variable length bitvector """
 * 	cdef int a
 * 	cdef int result = 0             # <<<<<<<<<<<<<<
 * 	for a in range(slots):
 * 		result += bit_popcount(vec[a])
 */
  __pyx_v_result = 0;

  /* "discodop/bit.pxd":119
 * 	cdef int a
 * 	cdef int result = 0
 * 	for a in range(slots):             # <<<<<<<<<<<<<<
 * 		result += bit_popcount(vec[a])
 * 	return result
 */
  __pyx_t_1 = __pyx_v_slots;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_a = __pyx_t_2;

    /* "discodop/bit.pxd":120
 * 	cdef int result = 0
 * 	for a in range(slots):
 * 		result += bit_popcount(vec[a])             # <<<<<<<<<<<<<<
 * 	return result
 * 
 */
    __pyx_v_result = (__pyx_v_result + bit_popcount((__pyx_v_vec[__pyx_v_a])));
  }

  /* "discodop/bit.pxd":121
 * 	for a in range(slots):
 * 		result += bit_popcount(vec[a])
 * 	return result             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = __pyx_v_result;
  goto __pyx_L0;

  /* "discodop/bit.pxd":115
 * 
 * 
 * cdef inline int abitcount(uint64_t *vec, int slots):             # <<<<<<<<<<<<<<
 * 	""" Return number of set bits in variable length bitvector """
 * 	cdef int a
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":124
 * 
 * 
 * cdef inline int abitlength(uint64_t *vec, int slots):             # <<<<<<<<<<<<<<
 * 	"""Return number of bits needed to represent vector.
 * 
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_abitlength(uint64_t *__pyx_v_vec, int __pyx_v_slots) {
  int __pyx_v_a;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  __Pyx_RefNannySetupContext("abitlength", 0);

  /* "discodop/bit.pxd":128
 * 
 * 	(equivalently: index of most significant set bit, plus one)."""
 * 	cdef int a = slots - 1             # <<<<<<<<<<<<<<
 * 	while not vec[a]:
 * 		a -= 1
 */
  __pyx_v_a = (__pyx_v_slots - 1);

  /* "discodop/bit.pxd":129
 * 	(equivalently: index of most significant set bit, plus one)."""
 * 	cdef int a = slots - 1
 * 	while not vec[a]:             # <<<<<<<<<<<<<<
 * 		a -= 1
 * 		if a < 0:
 */
  while (1) {
    __pyx_t_1 = ((!((__pyx_v_vec[__pyx_v_a]) != 0)) != 0);
    if (!__pyx_t_1) break;

    /* "discodop/bit.pxd":130
 * 	cdef int a = slots - 1
 * 	while not vec[a]:
 * 		a -= 1             # <<<<<<<<<<<<<<
 * 		if a < 0:
 * 			return 0
 */
    __pyx_v_a = (__pyx_v_a - 1);

    /* "discodop/bit.pxd":131
 * 	while not vec[a]:
 * 		a -= 1
 * 		if a < 0:             # <<<<<<<<<<<<<<
 * 			return 0
 * 	return (a + 1) * sizeof(uint64_t) * 8 - bit_clz(vec[a])
 */
    __pyx_t_1 = ((__pyx_v_a < 0) != 0);
    if (__pyx_t_1) {

      /* "discodop/bit.pxd":132
 * 		a -= 1
 * 		if a < 0:
 * 			return 0             # <<<<<<<<<<<<<<
 * 	return (a + 1) * sizeof(uint64_t) * 8 - bit_clz(vec[a])
 * 
 */
      __pyx_r = 0;
      goto __pyx_L0;

      /* "discodop/bit.pxd":131
 * 	while not vec[a]:
 * 		a -= 1
 * 		if a < 0:             # <<<<<<<<<<<<<<
 * 			return 0
 * 	return (a + 1) * sizeof(uint64_t) * 8 - bit_clz(vec[a])
 */
    }
  }

  /* "discodop/bit.pxd":133
 * 		if a < 0:
 * 			return 0
 * 	return (a + 1) * sizeof(uint64_t) * 8 - bit_clz(vec[a])             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = ((((__pyx_v_a + 1) * (sizeof(uint64_t))) * 8) - bit_clz((__pyx_v_vec[__pyx_v_a])));
  goto __pyx_L0;

  /* "discodop/bit.pxd":124
 * 
 * 
 * cdef inline int abitlength(uint64_t *vec, int slots):             # <<<<<<<<<<<<<<
 * 	"""Return number of bits needed to represent vector.
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":136
 * 
 * 
 * cdef inline int anextset(uint64_t *vec, uint32_t pos, int slots):             # <<<<<<<<<<<<<<
 * 	""" Return next set bit starting from pos, -1 if there is none. """
 * 	cdef int a = BITSLOT(pos)
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_anextset(uint64_t *__pyx_v_vec, uint32_t __pyx_v_pos, int __pyx_v_slots) {
  int __pyx_v_a;
  uint64_t __pyx_v_x;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  __Pyx_RefNannySetupContext("anextset", 0);

  /* "discodop/bit.pxd":138
 * cdef inline int anextset(uint64_t *vec, uint32_t pos, int slots):
 * 	""" Return next set bit starting from pos, -1 if there is none. """
 * 	cdef int a = BITSLOT(pos)             # <<<<<<<<<<<<<<
 * 	cdef uint64_t x
 * 	if a >= slots:
 */
  __pyx_v_a = BITSLOT(__pyx_v_pos);

  /* "discodop/bit.pxd":140
 * 	cdef int a = BITSLOT(pos)
 * 	cdef uint64_t x
 * 	if a >= slots:             # <<<<<<<<<<<<<<
 * 		return -1
 * 	x = vec[a] & (~0UL << (pos % BITSIZE))
 */
  __pyx_t_1 = ((__pyx_v_a >= __pyx_v_slots) != 0);
  if (__pyx_t_1) {

    /* "discodop/bit.pxd":141
 * 	cdef uint64_t x
 * 	if a >= slots:
 * 		return -1             # <<<<<<<<<<<<<<
 * 	x = vec[a] & (~0UL << (pos % BITSIZE))
 * 	while x == 0UL:
 */
    __pyx_r = -1;
    goto __pyx_L0;

    /* "discodop/bit.pxd":140
 * 	cdef int a = BITSLOT(pos)
 * 	cdef uint64_t x
 * 	if a >= slots:             # <<<<<<<<<<<<<<
 * 		return -1
 * 	x = vec[a] & (~0UL << (pos % BITSIZE))
 */
  }

  /* "discodop/bit.pxd":142
 * 	if a >= slots:
 * 		return -1
 * 	x = vec[a] & (~0UL << (pos % BITSIZE))             # <<<<<<<<<<<<<<
 * 	while x == 0UL:
 * 		a += 1
 */
  __pyx_v_x = ((__pyx_v_vec[__pyx_v_a]) & ((~0UL) << (__pyx_v_pos % BITSIZE)));

  /* "discodop/bit.pxd":143
 * 		return -1
 * 	x = vec[a] & (~0UL << (pos % BITSIZE))
 * 	while x == 0UL:             # <<<<<<<<<<<<<<
 * 		a += 1
 * 		if a == slots:
 */
  while (1) {
    __pyx_t_1 = ((__pyx_v_x == 0UL) != 0);
    if (!__pyx_t_1) break;

    /* "discodop/bit.pxd":144
 * 	x = vec[a] & (~0UL << (pos % BITSIZE))
 * 	while x == 0UL:
 * 		a += 1             # <<<<<<<<<<<<<<
 * 		if a == slots:
 * 			return -1
 */
    __pyx_v_a = (__pyx_v_a + 1);

    /* "discodop/bit.pxd":145
 * 	while x == 0UL:
 * 		a += 1
 * 		if a == slots:             # <<<<<<<<<<<<<<
 * 			return -1
 * 		x = vec[a]
 */
    __pyx_t_1 = ((__pyx_v_a == __pyx_v_slots) != 0);
    if (__pyx_t_1) {

      /* "discodop/bit.pxd":146
 * 		a += 1
 * 		if a == slots:
 * 			return -1             # <<<<<<<<<<<<<<
 * 		x = vec[a]
 * 	return a * BITSIZE + bit_ctz(x)
 */
      __pyx_r = -1;
      goto __pyx_L0;

      /* "discodop/bit.pxd":145
 * 	while x == 0UL:
 * 		a += 1
 * 		if a == slots:             # <<<<<<<<<<<<<<
 * 			return -1
 * 		x = vec[a]
 */
    }

    /* "discodop/bit.pxd":147
 * 		if a == slots:
 * 			return -1
 * 		x = vec[a]             # <<<<<<<<<<<<<<
 * 	return a * BITSIZE + bit_ctz(x)
 * 
 */
    __pyx_v_x = (__pyx_v_vec[__pyx_v_a]);
  }

  /* "discodop/bit.pxd":148
 * 			return -1
 * 		x = vec[a]
 * 	return a * BITSIZE + bit_ctz(x)             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = ((__pyx_v_a * BITSIZE) + bit_ctz(__pyx_v_x));
  goto __pyx_L0;

  /* "discodop/bit.pxd":136
 * 
 * 
 * cdef inline int anextset(uint64_t *vec, uint32_t pos, int slots):             # <<<<<<<<<<<<<<
 * 	""" Return next set bit starting from pos, -1 if there is none. """
 * 	cdef int a = BITSLOT(pos)
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":151
 * 
 * 
 * cdef inline int anextunset(uint64_t *vec, uint32_t pos, int slots):             # <<<<<<<<<<<<<<
 * 	""" Return next unset bit starting from pos. """
 * 	cdef int a = BITSLOT(pos)
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_anextunset(uint64_t *__pyx_v_vec, uint32_t __pyx_v_pos, int __pyx_v_slots) {
  int __pyx_v_a;
  uint64_t __pyx_v_x;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  __Pyx_RefNannySetupContext("anextunset", 0);

  /* "discodop/bit.pxd":153
 * cdef inline int anextunset(uint64_t *vec, uint32_t pos, int slots):
 * 	""" Return next unset bit starting from pos. """
 * 	cdef int a = BITSLOT(pos)             # <<<<<<<<<<<<<<
 * 	cdef uint64_t x
 * 	if a >= slots:
 */
  __pyx_v_a = BITSLOT(__pyx_v_pos);

  /* "discodop/bit.pxd":155
 * 	cdef int a = BITSLOT(pos)
 * 	cdef uint64_t x
 * 	if a >= slots:             # <<<<<<<<<<<<<<
 * 		return a * BITSIZE
 * 	x = vec[a] | (BITMASK(pos) - 1)
 */
  __pyx_t_1 = ((__pyx_v_a >= __pyx_v_slots) != 0);
  if (__pyx_t_1) {

    /* "discodop/bit.pxd":156
 * 	cdef uint64_t x
 * 	if a >= slots:
 * 		return a * BITSIZE             # <<<<<<<<<<<<<<
 * 	x = vec[a] | (BITMASK(pos) - 1)
 * 	while x == ~0UL:
 */
    __pyx_r = (__pyx_v_a * BITSIZE);
    goto __pyx_L0;

    /* "discodop/bit.pxd":155
 * 	cdef int a = BITSLOT(pos)
 * 	cdef uint64_t x
 * 	if a >= slots:             # <<<<<<<<<<<<<<
 * 		return a * BITSIZE
 * 	x = vec[a] | (BITMASK(pos) - 1)
 */
  }

  /* "discodop/bit.pxd":157
 * 	if a >= slots:
 * 		return a * BITSIZE
 * 	x = vec[a] | (BITMASK(pos) - 1)             # <<<<<<<<<<<<<<
 * 	while x == ~0UL:
 * 		a += 1
 */
  __pyx_v_x = ((__pyx_v_vec[__pyx_v_a]) | (BITMASK(__pyx_v_pos) - 1));

  /* "discodop/bit.pxd":158
 * 		return a * BITSIZE
 * 	x = vec[a] | (BITMASK(pos) - 1)
 * 	while x == ~0UL:             # <<<<<<<<<<<<<<
 * 		a += 1
 * 		if a == slots:
 */
  while (1) {
    __pyx_t_1 = ((__pyx_v_x == (~0UL)) != 0);
    if (!__pyx_t_1) break;

    /* "discodop/bit.pxd":159
 * 	x = vec[a] | (BITMASK(pos) - 1)
 * 	while x == ~0UL:
 * 		a += 1             # <<<<<<<<<<<<<<
 * 		if a == slots:
 * 			return a * BITSIZE
 */
    __pyx_v_a = (__pyx_v_a + 1);

    /* "discodop/bit.pxd":160
 * 	while x == ~0UL:
 * 		a += 1
 * 		if a == slots:             # <<<<<<<<<<<<<<
 * 			return a * BITSIZE
 * 		x = vec[a]
 */
    __pyx_t_1 = ((__pyx_v_a == __pyx_v_slots) != 0);
    if (__pyx_t_1) {

      /* "discodop/bit.pxd":161
 * 		a += 1
 * 		if a == slots:
 * 			return a * BITSIZE             # <<<<<<<<<<<<<<
 * 		x = vec[a]
 * 	return a * BITSIZE + bit_ctz(~x)
 */
      __pyx_r = (__pyx_v_a * BITSIZE);
      goto __pyx_L0;

      /* "discodop/bit.pxd":160
 * 	while x == ~0UL:
 * 		a += 1
 * 		if a == slots:             # <<<<<<<<<<<<<<
 * 			return a * BITSIZE
 * 		x = vec[a]
 */
    }

    /* "discodop/bit.pxd":162
 * 		if a == slots:
 * 			return a * BITSIZE
 * 		x = vec[a]             # <<<<<<<<<<<<<<
 * 	return a * BITSIZE + bit_ctz(~x)
 * 
 */
    __pyx_v_x = (__pyx_v_vec[__pyx_v_a]);
  }

  /* "discodop/bit.pxd":163
 * 			return a * BITSIZE
 * 		x = vec[a]
 * 	return a * BITSIZE + bit_ctz(~x)             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = ((__pyx_v_a * BITSIZE) + bit_ctz((~__pyx_v_x)));
  goto __pyx_L0;

  /* "discodop/bit.pxd":151
 * 
 * 
 * cdef inline int anextunset(uint64_t *vec, uint32_t pos, int slots):             # <<<<<<<<<<<<<<
 * 	""" Return next unset bit starting from pos. """
 * 	cdef int a = BITSLOT(pos)
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":166
 * 
 * 
 * cdef inline int iteratesetbits(uint64_t *vec, int slots,             # <<<<<<<<<<<<<<
 * 		uint64_t *cur, int *idx):
 * 	"""Iterate over set bits in an array of unsigned long.
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_iteratesetbits(uint64_t *__pyx_v_vec, int __pyx_v_slots, uint64_t *__pyx_v_cur, int *__pyx_v_idx) {
  int __pyx_v_tmp;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  long __pyx_t_2;
  __Pyx_RefNannySetupContext("iteratesetbits", 0);

  /* "discodop/bit.pxd":187
 * 	"""
 * 	cdef int tmp
 * 	while not cur[0]:             # <<<<<<<<<<<<<<
 * 		idx[0] += 1
 * 		if idx[0] >= slots:
 */
  while (1) {
    __pyx_t_1 = ((!((__pyx_v_cur[0]) != 0)) != 0);
    if (!__pyx_t_1) break;

    /* "discodop/bit.pxd":188
 * 	cdef int tmp
 * 	while not cur[0]:
 * 		idx[0] += 1             # <<<<<<<<<<<<<<
 * 		if idx[0] >= slots:
 * 			return -1
 */
    __pyx_t_2 = 0;
    (__pyx_v_idx[__pyx_t_2]) = ((__pyx_v_idx[__pyx_t_2]) + 1);

    /* "discodop/bit.pxd":189
 * 	while not cur[0]:
 * 		idx[0] += 1
 * 		if idx[0] >= slots:             # <<<<<<<<<<<<<<
 * 			return -1
 * 		cur[0] = vec[idx[0]]
 */
    __pyx_t_1 = (((__pyx_v_idx[0]) >= __pyx_v_slots) != 0);
    if (__pyx_t_1) {

      /* "discodop/bit.pxd":190
 * 		idx[0] += 1
 * 		if idx[0] >= slots:
 * 			return -1             # <<<<<<<<<<<<<<
 * 		cur[0] = vec[idx[0]]
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot
 */
      __pyx_r = -1;
      goto __pyx_L0;

      /* "discodop/bit.pxd":189
 * 	while not cur[0]:
 * 		idx[0] += 1
 * 		if idx[0] >= slots:             # <<<<<<<<<<<<<<
 * 			return -1
 * 		cur[0] = vec[idx[0]]
 */
    }

    /* "discodop/bit.pxd":191
 * 		if idx[0] >= slots:
 * 			return -1
 * 		cur[0] = vec[idx[0]]             # <<<<<<<<<<<<<<
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot
 * 	cur[0] ^= 1UL << tmp  # TOGGLEBIT(cur, tmp)
 */
    (__pyx_v_cur[0]) = (__pyx_v_vec[(__pyx_v_idx[0])]);
  }

  /* "discodop/bit.pxd":192
 * 			return -1
 * 		cur[0] = vec[idx[0]]
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot             # <<<<<<<<<<<<<<
 * 	cur[0] ^= 1UL << tmp  # TOGGLEBIT(cur, tmp)
 * 	return idx[0] * BITSIZE + tmp
 */
  __pyx_v_tmp = bit_ctz((__pyx_v_cur[0]));

  /* "discodop/bit.pxd":193
 * 		cur[0] = vec[idx[0]]
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot
 * 	cur[0] ^= 1UL << tmp  # TOGGLEBIT(cur, tmp)             # <<<<<<<<<<<<<<
 * 	return idx[0] * BITSIZE + tmp
 * 
 */
  __pyx_t_2 = 0;
  (__pyx_v_cur[__pyx_t_2]) = ((__pyx_v_cur[__pyx_t_2]) ^ (1UL << __pyx_v_tmp));

  /* "discodop/bit.pxd":194
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot
 * 	cur[0] ^= 1UL << tmp  # TOGGLEBIT(cur, tmp)
 * 	return idx[0] * BITSIZE + tmp             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = (((__pyx_v_idx[0]) * BITSIZE) + __pyx_v_tmp);
  goto __pyx_L0;

  /* "discodop/bit.pxd":166
 * 
 * 
 * cdef inline int iteratesetbits(uint64_t *vec, int slots,             # <<<<<<<<<<<<<<
 * 		uint64_t *cur, int *idx):
 * 	"""Iterate over set bits in an array of unsigned long.
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":197
 * 
 * 
 * cdef inline int iterateunsetbits(uint64_t *vec, int slots,             # <<<<<<<<<<<<<<
 * 		uint64_t *cur, int *idx):
 * 	"""Like ``iteratesetbits``, but return indices of zero bits.
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_iterateunsetbits(uint64_t *__pyx_v_vec, int __pyx_v_slots, uint64_t *__pyx_v_cur, int *__pyx_v_idx) {
  int __pyx_v_tmp;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  long __pyx_t_2;
  __Pyx_RefNannySetupContext("iterateunsetbits", 0);

  /* "discodop/bit.pxd":203
 * 	:param cur: should be initialized as: ``cur = ~vec[idx]``."""
 * 	cdef int tmp
 * 	while not cur[0]:             # <<<<<<<<<<<<<<
 * 		idx[0] += 1
 * 		if idx[0] >= slots:
 */
  while (1) {
    __pyx_t_1 = ((!((__pyx_v_cur[0]) != 0)) != 0);
    if (!__pyx_t_1) break;

    /* "discodop/bit.pxd":204
 * 	cdef int tmp
 * 	while not cur[0]:
 * 		idx[0] += 1             # <<<<<<<<<<<<<<
 * 		if idx[0] >= slots:
 * 			return -1
 */
    __pyx_t_2 = 0;
    (__pyx_v_idx[__pyx_t_2]) = ((__pyx_v_idx[__pyx_t_2]) + 1);

    /* "discodop/bit.pxd":205
 * 	while not cur[0]:
 * 		idx[0] += 1
 * 		if idx[0] >= slots:             # <<<<<<<<<<<<<<
 * 			return -1
 * 		cur[0] = ~vec[idx[0]]
 */
    __pyx_t_1 = (((__pyx_v_idx[0]) >= __pyx_v_slots) != 0);
    if (__pyx_t_1) {

      /* "discodop/bit.pxd":206
 * 		idx[0] += 1
 * 		if idx[0] >= slots:
 * 			return -1             # <<<<<<<<<<<<<<
 * 		cur[0] = ~vec[idx[0]]
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot
 */
      __pyx_r = -1;
      goto __pyx_L0;

      /* "discodop/bit.pxd":205
 * 	while not cur[0]:
 * 		idx[0] += 1
 * 		if idx[0] >= slots:             # <<<<<<<<<<<<<<
 * 			return -1
 * 		cur[0] = ~vec[idx[0]]
 */
    }

    /* "discodop/bit.pxd":207
 * 		if idx[0] >= slots:
 * 			return -1
 * 		cur[0] = ~vec[idx[0]]             # <<<<<<<<<<<<<<
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot
 * 	cur[0] ^= 1UL << tmp  # TOGGLEBIT(cur, tmp)
 */
    (__pyx_v_cur[0]) = (~(__pyx_v_vec[(__pyx_v_idx[0])]));
  }

  /* "discodop/bit.pxd":208
 * 			return -1
 * 		cur[0] = ~vec[idx[0]]
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot             # <<<<<<<<<<<<<<
 * 	cur[0] ^= 1UL << tmp  # TOGGLEBIT(cur, tmp)
 * 	return idx[0] * BITSIZE + tmp
 */
  __pyx_v_tmp = bit_ctz((__pyx_v_cur[0]));

  /* "discodop/bit.pxd":209
 * 		cur[0] = ~vec[idx[0]]
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot
 * 	cur[0] ^= 1UL << tmp  # TOGGLEBIT(cur, tmp)             # <<<<<<<<<<<<<<
 * 	return idx[0] * BITSIZE + tmp
 * 
 */
  __pyx_t_2 = 0;
  (__pyx_v_cur[__pyx_t_2]) = ((__pyx_v_cur[__pyx_t_2]) ^ (1UL << __pyx_v_tmp));

  /* "discodop/bit.pxd":210
 * 	tmp = bit_ctz(cur[0])  # index of bit in current slot
 * 	cur[0] ^= 1UL << tmp  # TOGGLEBIT(cur, tmp)
 * 	return idx[0] * BITSIZE + tmp             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = (((__pyx_v_idx[0]) * BITSIZE) + __pyx_v_tmp);
  goto __pyx_L0;

  /* "discodop/bit.pxd":197
 * 
 * 
 * cdef inline int iterateunsetbits(uint64_t *vec, int slots,             # <<<<<<<<<<<<<<
 * 		uint64_t *cur, int *idx):
 * 	"""Like ``iteratesetbits``, but return indices of zero bits.
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "discodop/bit.pxd":213
 * 
 * 
 * cdef inline void setintersectinplace(uint64_t *dest, uint64_t *src, int slots):             # <<<<<<<<<<<<<<
 * 	"""dest gets the intersection of dest and src.
 * 
 */

static CYTHON_INLINE void __pyx_f_8discodop_3bit_setintersectinplace(uint64_t *__pyx_v_dest, uint64_t *__pyx_v_src, int __pyx_v_slots) {
  int __pyx_v_a;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  __Pyx_RefNannySetupContext("setintersectinplace", 0);

  /* "discodop/bit.pxd":218
 * 	both operands must have at least `slots' slots."""
 * 	cdef int a
 * 	for a in range(slots):             # <<<<<<<<<<<<<<
 * 		dest[a] &= src[a]
 * 
 */
  __pyx_t_1 = __pyx_v_slots;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_a = __pyx_t_2;

    /* "discodop/bit.pxd":219
 * 	cdef int a
 * 	for a in range(slots):
 * 		dest[a] &= src[a]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    __pyx_t_3 = __pyx_v_a;
    (__pyx_v_dest[__pyx_t_3]) = ((__pyx_v_dest[__pyx_t_3]) & (__pyx_v_src[__pyx_v_a]));
  }

  /* "discodop/bit.pxd":213
 * 
 * 
 * cdef inline void setintersectinplace(uint64_t *dest, uint64_t *src, int slots):             # <<<<<<<<<<<<<<
 * 	"""dest gets the intersection of dest and src.
 * 
 */

  /* function exit code */
  __Pyx_RefNannyFinishContext();
}

/* "discodop/bit.pxd":222
 * 
 * 
 * cdef inline void setunioninplace(uint64_t *dest, uint64_t *src, int slots):             # <<<<<<<<<<<<<<
 * 	"""dest gets the union of dest and src.
 * 
 */

static CYTHON_INLINE void __pyx_f_8discodop_3bit_setunioninplace(uint64_t *__pyx_v_dest, uint64_t *__pyx_v_src, int __pyx_v_slots) {
  int __pyx_v_a;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  __Pyx_RefNannySetupContext("setunioninplace", 0);

  /* "discodop/bit.pxd":227
 * 	Both operands must have at least ``slots`` slots."""
 * 	cdef int a
 * 	for a in range(slots):             # <<<<<<<<<<<<<<
 * 		dest[a] |= src[a]
 * 
 */
  __pyx_t_1 = __pyx_v_slots;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_a = __pyx_t_2;

    /* "discodop/bit.pxd":228
 * 	cdef int a
 * 	for a in range(slots):
 * 		dest[a] |= src[a]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    __pyx_t_3 = __pyx_v_a;
    (__pyx_v_dest[__pyx_t_3]) = ((__pyx_v_dest[__pyx_t_3]) | (__pyx_v_src[__pyx_v_a]));
  }

  /* "discodop/bit.pxd":222
 * 
 * 
 * cdef inline void setunioninplace(uint64_t *dest, uint64_t *src, int slots):             # <<<<<<<<<<<<<<
 * 	"""dest gets the union of dest and src.
 * 
 */

  /* function exit code */
  __Pyx_RefNannyFinishContext();
}

/* "discodop/bit.pxd":231
 * 
 * 
 * cdef inline void setintersect(uint64_t *dest, uint64_t *src1, uint64_t *src2,             # <<<<<<<<<<<<<<
 * 		int slots):
 * 	"""dest gets the intersection of src1 and src2.
 */

static CYTHON_INLINE void __pyx_f_8discodop_3bit_setintersect(uint64_t *__pyx_v_dest, uint64_t *__pyx_v_src1, uint64_t *__pyx_v_src2, int __pyx_v_slots) {
  int __pyx_v_a;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  __Pyx_RefNannySetupContext("setintersect", 0);

  /* "discodop/bit.pxd":237
 * 	operands must have at least ``slots`` slots."""
 * 	cdef int a
 * 	for a in range(slots):             # <<<<<<<<<<<<<<
 * 		dest[a] = src1[a] & src2[a]
 * 
 */
  __pyx_t_1 = __pyx_v_slots;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_a = __pyx_t_2;

    /* "discodop/bit.pxd":238
 * 	cdef int a
 * 	for a in range(slots):
 * 		dest[a] = src1[a] & src2[a]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_dest[__pyx_v_a]) = ((__pyx_v_src1[__pyx_v_a]) & (__pyx_v_src2[__pyx_v_a]));
  }

  /* "discodop/bit.pxd":231
 * 
 * 
 * cdef inline void setintersect(uint64_t *dest, uint64_t *src1, uint64_t *src2,             # <<<<<<<<<<<<<<
 * 		int slots):
 * 	"""dest gets the intersection of src1 and src2.
 */

  /* function exit code */
  __Pyx_RefNannyFinishContext();
}

/* "discodop/bit.pxd":241
 * 
 * 
 * cdef inline void setunion(uint64_t *dest, uint64_t *src1, uint64_t *src2,             # <<<<<<<<<<<<<<
 * 		int slots):
 * 	"""dest gets the union of src1 and src2.
 */

static CYTHON_INLINE void __pyx_f_8discodop_3bit_setunion(uint64_t *__pyx_v_dest, uint64_t *__pyx_v_src1, uint64_t *__pyx_v_src2, int __pyx_v_slots) {
  int __pyx_v_a;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  __Pyx_RefNannySetupContext("setunion", 0);

  /* "discodop/bit.pxd":247
 * 	operands must have at least ``slots`` slots."""
 * 	cdef int a
 * 	for a in range(slots):             # <<<<<<<<<<<<<<
 * 		dest[a] = src1[a] | src2[a]
 * 
 */
  __pyx_t_1 = __pyx_v_slots;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_a = __pyx_t_2;

    /* "discodop/bit.pxd":248
 * 	cdef int a
 * 	for a in range(slots):
 * 		dest[a] = src1[a] | src2[a]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_dest[__pyx_v_a]) = ((__pyx_v_src1[__pyx_v_a]) | (__pyx_v_src2[__pyx_v_a]));
  }

  /* "discodop/bit.pxd":241
 * 
 * 
 * cdef inline void setunion(uint64_t *dest, uint64_t *src1, uint64_t *src2,             # <<<<<<<<<<<<<<
 * 		int slots):
 * 	"""dest gets the union of src1 and src2.
 */

  /* function exit code */
  __Pyx_RefNannyFinishContext();
}

/* "discodop/bit.pxd":251
 * 
 * 
 * cdef inline bint subset(uint64_t *vec1, uint64_t *vec2, int slots):             # <<<<<<<<<<<<<<
 * 	"""Test whether vec1 is a subset of vec2.
 * 
 */

static CYTHON_INLINE int __pyx_f_8discodop_3bit_subset(uint64_t *__pyx_v_vec1, uint64_t *__pyx_v_vec2, int __pyx_v_slots) {
  int __pyx_v_a;
  int __pyx_r;
  __Pyx_RefNannyDeclarations
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  __Pyx_RefNannySetupContext("subset", 0);

  /* "discodop/bit.pxd":256
 * 	i.e., all set bits of vec1 should be set in vec2."""
 * 	cdef int a
 * 	for a in range(slots):             # <<<<<<<<<<<<<<
 * 		if (vec1[a] & vec2[a]) != vec1[a]:
 * 			return False
 */
  __pyx_t_1 = __pyx_v_slots;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_a = __pyx_t_2;

    /* "discodop/bit.pxd":257
 * 	cdef int a
 * 	for a in range(slots):
 * 		if (vec1[a] & vec2[a]) != vec1[a]:             # <<<<<<<<<<<<<<
 * 			return False
 * 	return True
 */
    __pyx_t_3 = ((((__pyx_v_vec1[__pyx_v_a]) & (__pyx_v_vec2[__pyx_v_a])) != (__pyx_v_vec1[__pyx_v_a])) != 0);
    if (__pyx_t_3) {

      /* "discodop/bit.pxd":258
 * 	for a in range(slots):
 * 		if (vec1[a] & vec2[a]) != vec1[a]:
 * 			return False             # <<<<<<<<<<<<<<
 * 	return True
 */
      __pyx_r = 0;
      goto __pyx_L0;

      /* "discodop/bit.pxd":257
 * 	cdef int a
 * 	for a in range(slots):
 * 		if (vec1[a] & vec2[a]) != vec1[a]:             # <<<<<<<<<<<<<<
 * 			return False
 * 	return True
 */
    }
  }

  /* "discodop/bit.pxd":259
 * 		if (vec1[a] & vec2[a]) != vec1[a]:
 * 			return False
 * 	return True             # <<<<<<<<<<<<<<
 */
  __pyx_r = 1;
  goto __pyx_L0;

  /* "discodop/bit.pxd":251
 * 
 * 
 * cdef inline bint subset(uint64_t *vec1, uint64_t *vec2, int slots):             # <<<<<<<<<<<<<<
 * 	"""Test whether vec1 is a subset of vec2.
 * 
 */

  /* function exit code */
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

static PyMethodDef __pyx_methods[] = {
  {"bitcount", (PyCFunction)__pyx_pw_8discodop_3bit_3bitcount, METH_O, __pyx_doc_8discodop_3bit_2bitcount},
  {"pyintnextset", (PyCFunction)__pyx_pw_8discodop_3bit_5pyintnextset, METH_VARARGS|METH_KEYWORDS, __pyx_doc_8discodop_3bit_4pyintnextset},
  {"fanout", (PyCFunction)__pyx_pw_8discodop_3bit_7fanout, METH_O, __pyx_doc_8discodop_3bit_6fanout},
  {0, 0, 0, 0}
};

#if PY_MAJOR_VERSION >= 3
static struct PyModuleDef __pyx_moduledef = {
  #if PY_VERSION_HEX < 0x03020000
    { PyObject_HEAD_INIT(NULL) NULL, 0, NULL },
  #else
    PyModuleDef_HEAD_INIT,
  #endif
    "bit",
    __pyx_k_Functions_for_working_with_bitve, /* m_doc */
    -1, /* m_size */
    __pyx_methods /* m_methods */,
    NULL, /* m_reload */
    NULL, /* m_traverse */
    NULL, /* m_clear */
    NULL /* m_free */
};
#endif

static __Pyx_StringTabEntry __pyx_string_tab[] = {
  {&__pyx_kp_u_Return_index_of_first_set_bit_st, __pyx_k_Return_index_of_first_set_bit_st, sizeof(__pyx_k_Return_index_of_first_set_bit_st), 0, 1, 0, 0},
  {&__pyx_kp_u_Return_number_of_contiguous_comp, __pyx_k_Return_number_of_contiguous_comp, sizeof(__pyx_k_Return_number_of_contiguous_comp), 0, 1, 0, 0},
  {&__pyx_kp_u_Return_number_of_set_bits_1s_bit, __pyx_k_Return_number_of_set_bits_1s_bit, sizeof(__pyx_k_Return_number_of_set_bits_1s_bit), 0, 1, 0, 0},
  {&__pyx_kp_u_Return_number_of_set_bits_1s_in, __pyx_k_Return_number_of_set_bits_1s_in, sizeof(__pyx_k_Return_number_of_set_bits_1s_in), 0, 1, 0, 0},
  {&__pyx_n_s_a, __pyx_k_a, sizeof(__pyx_k_a), 0, 0, 1, 1},
  {&__pyx_n_s_all, __pyx_k_all, sizeof(__pyx_k_all), 0, 0, 1, 1},
  {&__pyx_n_s_bigpyint, __pyx_k_bigpyint, sizeof(__pyx_k_bigpyint), 0, 0, 1, 1},
  {&__pyx_n_u_bitcount, __pyx_k_bitcount, sizeof(__pyx_k_bitcount), 0, 1, 0, 1},
  {&__pyx_kp_u_bitcount_line_19, __pyx_k_bitcount_line_19, sizeof(__pyx_k_bitcount_line_19), 0, 1, 0, 0},
  {&__pyx_n_s_cline_in_traceback, __pyx_k_cline_in_traceback, sizeof(__pyx_k_cline_in_traceback), 0, 0, 1, 1},
  {&__pyx_n_s_count, __pyx_k_count, sizeof(__pyx_k_count), 0, 0, 1, 1},
  {&__pyx_n_s_discodop_bit, __pyx_k_discodop_bit, sizeof(__pyx_k_discodop_bit), 0, 0, 1, 1},
  {&__pyx_kp_s_discodop_bit_pyx, __pyx_k_discodop_bit_pyx, sizeof(__pyx_k_discodop_bit_pyx), 0, 0, 1, 0},
  {&__pyx_n_u_fanout, __pyx_k_fanout, sizeof(__pyx_k_fanout), 0, 1, 0, 1},
  {&__pyx_kp_u_fanout_line_42, __pyx_k_fanout_line_42, sizeof(__pyx_k_fanout_line_42), 0, 1, 0, 0},
  {&__pyx_kp_u_it_worked, __pyx_k_it_worked, sizeof(__pyx_k_it_worked), 0, 1, 0, 0},
  {&__pyx_n_s_main, __pyx_k_main, sizeof(__pyx_k_main), 0, 0, 1, 1},
  {&__pyx_n_s_pos, __pyx_k_pos, sizeof(__pyx_k_pos), 0, 0, 1, 1},
  {&__pyx_n_s_print, __pyx_k_print, sizeof(__pyx_k_print), 0, 0, 1, 1},
  {&__pyx_n_s_pyintbitcount, __pyx_k_pyintbitcount, sizeof(__pyx_k_pyintbitcount), 0, 0, 1, 1},
  {&__pyx_n_u_pyintbitcount, __pyx_k_pyintbitcount, sizeof(__pyx_k_pyintbitcount), 0, 1, 0, 1},
  {&__pyx_kp_u_pyintbitcount_line_7, __pyx_k_pyintbitcount_line_7, sizeof(__pyx_k_pyintbitcount_line_7), 0, 1, 0, 0},
  {&__pyx_n_u_pyintnextset, __pyx_k_pyintnextset, sizeof(__pyx_k_pyintnextset), 0, 1, 0, 1},
  {&__pyx_kp_u_pyintnextset_line_27, __pyx_k_pyintnextset_line_27, sizeof(__pyx_k_pyintnextset_line_27), 0, 1, 0, 0},
  {&__pyx_n_s_range, __pyx_k_range, sizeof(__pyx_k_range), 0, 0, 1, 1},
  {&__pyx_n_s_test, __pyx_k_test, sizeof(__pyx_k_test), 0, 0, 1, 1},
  {&__pyx_n_s_test_2, __pyx_k_test_2, sizeof(__pyx_k_test_2), 0, 0, 1, 1},
  {&__pyx_n_s_ulongvec, __pyx_k_ulongvec, sizeof(__pyx_k_ulongvec), 0, 0, 1, 1},
  {0, 0, 0, 0, 0, 0, 0}
};
static int __Pyx_InitCachedBuiltins(void) {
  __pyx_builtin_range = __Pyx_GetBuiltinName(__pyx_n_s_range); if (!__pyx_builtin_range) __PYX_ERR(0, 119, __pyx_L1_error)
  __pyx_builtin_print = __Pyx_GetBuiltinName(__pyx_n_s_print); if (!__pyx_builtin_print) __PYX_ERR(1, 109, __pyx_L1_error)
  return 0;
  __pyx_L1_error:;
  return -1;
}

static int __Pyx_InitCachedConstants(void) {
  __Pyx_RefNannyDeclarations
  __Pyx_RefNannySetupContext("__Pyx_InitCachedConstants", 0);

  /* "discodop/bit.pyx":109
 * 	assert anextunset(ulongvec, 0, 2) == sizeof(uint64_t) * 8, (
 * 		anextunset(ulongvec, 0, 2), sizeof(uint64_t) * 8)
 * 	print('it worked')             # <<<<<<<<<<<<<<
 * 
 * __all__ = ['bitcount', 'fanout', 'pyintbitcount', 'pyintnextset']
 */
  __pyx_tuple_ = PyTuple_Pack(1, __pyx_kp_u_it_worked); if (unlikely(!__pyx_tuple_)) __PYX_ERR(1, 109, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple_);
  __Pyx_GIVEREF(__pyx_tuple_);

  /* "discodop/bit.pyx":7
 * 
 * 
 * def pyintbitcount(a):             # <<<<<<<<<<<<<<
 * 	"""Return number of set bits (1s) in a Python integer.
 * 
 */
  __pyx_tuple__2 = PyTuple_Pack(2, __pyx_n_s_a, __pyx_n_s_count); if (unlikely(!__pyx_tuple__2)) __PYX_ERR(1, 7, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__2);
  __Pyx_GIVEREF(__pyx_tuple__2);
  __pyx_codeobj__3 = (PyObject*)__Pyx_PyCode_New(1, 0, 2, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__2, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_discodop_bit_pyx, __pyx_n_s_pyintbitcount, 7, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__3)) __PYX_ERR(1, 7, __pyx_L1_error)

  /* "discodop/bit.pyx":71
 * 
 * 
 * def test():             # <<<<<<<<<<<<<<
 * 	cdef uint64_t ulongvec[2]
 * 	bigpyint = 0b11100110101111001101011111100110101001100110
 */
  __pyx_tuple__4 = PyTuple_Pack(2, __pyx_n_s_ulongvec, __pyx_n_s_bigpyint); if (unlikely(!__pyx_tuple__4)) __PYX_ERR(1, 71, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__4);
  __Pyx_GIVEREF(__pyx_tuple__4);
  __pyx_codeobj__5 = (PyObject*)__Pyx_PyCode_New(0, 0, 2, 0, 0, __pyx_empty_bytes, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_tuple__4, __pyx_empty_tuple, __pyx_empty_tuple, __pyx_kp_s_discodop_bit_pyx, __pyx_n_s_test, 71, __pyx_empty_bytes); if (unlikely(!__pyx_codeobj__5)) __PYX_ERR(1, 71, __pyx_L1_error)
  __Pyx_RefNannyFinishContext();
  return 0;
  __pyx_L1_error:;
  __Pyx_RefNannyFinishContext();
  return -1;
}

static int __Pyx_InitGlobals(void) {
  if (__Pyx_InitStrings(__pyx_string_tab) < 0) __PYX_ERR(1, 1, __pyx_L1_error);
  __pyx_int_0 = PyInt_FromLong(0); if (unlikely(!__pyx_int_0)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_int_1 = PyInt_FromLong(1); if (unlikely(!__pyx_int_1)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_int_60 = PyInt_FromLong(60); if (unlikely(!__pyx_int_60)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_int_65 = PyInt_FromLong(65); if (unlikely(!__pyx_int_65)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_int_102 = PyInt_FromLong(102); if (unlikely(!__pyx_int_102)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_int_219 = PyInt_FromLong(219); if (unlikely(!__pyx_int_219)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_int_15856171903590 = PyInt_FromString((char *)"15856171903590", 0, 0); if (unlikely(!__pyx_int_15856171903590)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_int_neg_1 = PyInt_FromLong(-1); if (unlikely(!__pyx_int_neg_1)) __PYX_ERR(1, 1, __pyx_L1_error)
  return 0;
  __pyx_L1_error:;
  return -1;
}

#if PY_MAJOR_VERSION < 3
PyMODINIT_FUNC initbit(void); /*proto*/
PyMODINIT_FUNC initbit(void)
#else
PyMODINIT_FUNC PyInit_bit(void); /*proto*/
PyMODINIT_FUNC PyInit_bit(void)
#endif
{
  PyObject *__pyx_t_1 = NULL;
  __Pyx_RefNannyDeclarations
  #if CYTHON_REFNANNY
  __Pyx_RefNanny = __Pyx_RefNannyImportAPI("refnanny");
  if (!__Pyx_RefNanny) {
      PyErr_Clear();
      __Pyx_RefNanny = __Pyx_RefNannyImportAPI("Cython.Runtime.refnanny");
      if (!__Pyx_RefNanny)
          Py_FatalError("failed to import 'refnanny' module");
  }
  #endif
  __Pyx_RefNannySetupContext("PyMODINIT_FUNC PyInit_bit(void)", 0);
  if (__Pyx_check_binary_version() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_empty_tuple = PyTuple_New(0); if (unlikely(!__pyx_empty_tuple)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_empty_bytes = PyBytes_FromStringAndSize("", 0); if (unlikely(!__pyx_empty_bytes)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_empty_unicode = PyUnicode_FromStringAndSize("", 0); if (unlikely(!__pyx_empty_unicode)) __PYX_ERR(1, 1, __pyx_L1_error)
  #ifdef __Pyx_CyFunction_USED
  if (__pyx_CyFunction_init() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_FusedFunction_USED
  if (__pyx_FusedFunction_init() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_Coroutine_USED
  if (__pyx_Coroutine_init() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_Generator_USED
  if (__pyx_Generator_init() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  #endif
  #ifdef __Pyx_StopAsyncIteration_USED
  if (__pyx_StopAsyncIteration_init() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  #endif
  /*--- Library function declarations ---*/
  /*--- Threads initialization code ---*/
  #if defined(__PYX_FORCE_INIT_THREADS) && __PYX_FORCE_INIT_THREADS
  #ifdef WITH_THREAD /* Python build with threading support? */
  PyEval_InitThreads();
  #endif
  #endif
  /*--- Module creation code ---*/
  #if PY_MAJOR_VERSION < 3
  __pyx_m = Py_InitModule4("bit", __pyx_methods, __pyx_k_Functions_for_working_with_bitve, 0, PYTHON_API_VERSION); Py_XINCREF(__pyx_m);
  #else
  __pyx_m = PyModule_Create(&__pyx_moduledef);
  #endif
  if (unlikely(!__pyx_m)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_d = PyModule_GetDict(__pyx_m); if (unlikely(!__pyx_d)) __PYX_ERR(1, 1, __pyx_L1_error)
  Py_INCREF(__pyx_d);
  __pyx_b = PyImport_AddModule(__Pyx_BUILTIN_MODULE_NAME); if (unlikely(!__pyx_b)) __PYX_ERR(1, 1, __pyx_L1_error)
  __pyx_cython_runtime = PyImport_AddModule((char *) "cython_runtime"); if (unlikely(!__pyx_cython_runtime)) __PYX_ERR(1, 1, __pyx_L1_error)
  #if CYTHON_COMPILING_IN_PYPY
  Py_INCREF(__pyx_b);
  #endif
  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(1, 1, __pyx_L1_error);
  /*--- Initialize various global constants etc. ---*/
  if (__Pyx_InitGlobals() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  #if PY_MAJOR_VERSION < 3 && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
  if (__Pyx_init_sys_getdefaultencoding_params() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  #endif
  if (__pyx_module_is_main_discodop__bit) {
    if (PyObject_SetAttrString(__pyx_m, "__name__", __pyx_n_s_main) < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  }
  #if PY_MAJOR_VERSION >= 3
  {
    PyObject *modules = PyImport_GetModuleDict(); if (unlikely(!modules)) __PYX_ERR(1, 1, __pyx_L1_error)
    if (!PyDict_GetItemString(modules, "discodop.bit")) {
      if (unlikely(PyDict_SetItemString(modules, "discodop.bit", __pyx_m) < 0)) __PYX_ERR(1, 1, __pyx_L1_error)
    }
  }
  #endif
  /*--- Builtin init code ---*/
  if (__Pyx_InitCachedBuiltins() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  /*--- Constants init code ---*/
  if (__Pyx_InitCachedConstants() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  /*--- Global init code ---*/
  /*--- Variable export code ---*/
  /*--- Function export code ---*/
  if (__Pyx_ExportFunction("fanout", (void (*)(void))__pyx_f_8discodop_3bit_fanout, "int (PyObject *, int __pyx_skip_dispatch)") < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  if (__Pyx_ExportFunction("pyintnextset", (void (*)(void))__pyx_f_8discodop_3bit_pyintnextset, "int (PyObject *, int, int __pyx_skip_dispatch)") < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  if (__Pyx_ExportFunction("bitcount", (void (*)(void))__pyx_f_8discodop_3bit_bitcount, "int (uint64_t, int __pyx_skip_dispatch)") < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  /*--- Type init code ---*/
  /*--- Type import code ---*/
  /*--- Variable import code ---*/
  /*--- Function import code ---*/
  /*--- Execution code ---*/
  #if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
  if (__Pyx_patch_abc() < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  #endif

  /* "discodop/bit.pyx":7
 * 
 * 
 * def pyintbitcount(a):             # <<<<<<<<<<<<<<
 * 	"""Return number of set bits (1s) in a Python integer.
 * 
 */
  __pyx_t_1 = PyCFunction_NewEx(&__pyx_mdef_8discodop_3bit_1pyintbitcount, NULL, __pyx_n_s_discodop_bit); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 7, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_pyintbitcount, __pyx_t_1) < 0) __PYX_ERR(1, 7, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "discodop/bit.pyx":71
 * 
 * 
 * def test():             # <<<<<<<<<<<<<<
 * 	cdef uint64_t ulongvec[2]
 * 	bigpyint = 0b11100110101111001101011111100110101001100110
 */
  __pyx_t_1 = PyCFunction_NewEx(&__pyx_mdef_8discodop_3bit_9test, NULL, __pyx_n_s_discodop_bit); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 71, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_test, __pyx_t_1) < 0) __PYX_ERR(1, 71, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "discodop/bit.pyx":111
 * 	print('it worked')
 * 
 * __all__ = ['bitcount', 'fanout', 'pyintbitcount', 'pyintnextset']             # <<<<<<<<<<<<<<
 */
  __pyx_t_1 = PyList_New(4); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 111, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_INCREF(__pyx_n_u_bitcount);
  __Pyx_GIVEREF(__pyx_n_u_bitcount);
  PyList_SET_ITEM(__pyx_t_1, 0, __pyx_n_u_bitcount);
  __Pyx_INCREF(__pyx_n_u_fanout);
  __Pyx_GIVEREF(__pyx_n_u_fanout);
  PyList_SET_ITEM(__pyx_t_1, 1, __pyx_n_u_fanout);
  __Pyx_INCREF(__pyx_n_u_pyintbitcount);
  __Pyx_GIVEREF(__pyx_n_u_pyintbitcount);
  PyList_SET_ITEM(__pyx_t_1, 2, __pyx_n_u_pyintbitcount);
  __Pyx_INCREF(__pyx_n_u_pyintnextset);
  __Pyx_GIVEREF(__pyx_n_u_pyintnextset);
  PyList_SET_ITEM(__pyx_t_1, 3, __pyx_n_u_pyintnextset);
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_all, __pyx_t_1) < 0) __PYX_ERR(1, 111, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "discodop/bit.pyx":1
 * """Functions for working with bitvectors.             # <<<<<<<<<<<<<<
 * 
 * NB: most functions are in bit.pxd to facilitate function inlining."""
 */
  __pyx_t_1 = PyDict_New(); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 1, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  if (PyDict_SetItem(__pyx_t_1, __pyx_kp_u_pyintbitcount_line_7, __pyx_kp_u_Return_number_of_set_bits_1s_in) < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  if (PyDict_SetItem(__pyx_t_1, __pyx_kp_u_bitcount_line_19, __pyx_kp_u_Return_number_of_set_bits_1s_bit) < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  if (PyDict_SetItem(__pyx_t_1, __pyx_kp_u_pyintnextset_line_27, __pyx_kp_u_Return_index_of_first_set_bit_st) < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  if (PyDict_SetItem(__pyx_t_1, __pyx_kp_u_fanout_line_42, __pyx_kp_u_Return_number_of_contiguous_comp) < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  if (PyDict_SetItem(__pyx_d, __pyx_n_s_test_2, __pyx_t_1) < 0) __PYX_ERR(1, 1, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;

  /* "discodop/bit.pxd":251
 * 
 * 
 * cdef inline bint subset(uint64_t *vec1, uint64_t *vec2, int slots):             # <<<<<<<<<<<<<<
 * 	"""Test whether vec1 is a subset of vec2.
 * 
 */

  /*--- Wrapped vars code ---*/

  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  if (__pyx_m) {
    if (__pyx_d) {
      __Pyx_AddTraceback("init discodop.bit", 0, __pyx_lineno, __pyx_filename);
    }
    Py_DECREF(__pyx_m); __pyx_m = 0;
  } else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_ImportError, "init discodop.bit");
  }
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  #if PY_MAJOR_VERSION < 3
  return;
  #else
  return __pyx_m;
  #endif
}

/* --- Runtime support code --- */
/* Refnanny */
#if CYTHON_REFNANNY
static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) {
    PyObject *m = NULL, *p = NULL;
    void *r = NULL;
    m = PyImport_ImportModule((char *)modname);
    if (!m) goto end;
    p = PyObject_GetAttrString(m, (char *)"RefNannyAPI");
    if (!p) goto end;
    r = PyLong_AsVoidPtr(p);
end:
    Py_XDECREF(p);
    Py_XDECREF(m);
    return (__Pyx_RefNannyAPIStruct *)r;
}
#endif

/* GetBuiltinName */
static PyObject *__Pyx_GetBuiltinName(PyObject *name) {
    PyObject* result = __Pyx_PyObject_GetAttrStr(__pyx_b, name);
    if (unlikely(!result)) {
        PyErr_Format(PyExc_NameError,
#if PY_MAJOR_VERSION >= 3
            "name '%U' is not defined", name);
#else
            "name '%.200s' is not defined", PyString_AS_STRING(name));
#endif
    }
    return result;
}

/* PyIntBinop */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_SubtractObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long x;
        long a = PyInt_AS_LONG(op1);
            x = (long)((unsigned long)a - b);
            if (likely((x^a) >= 0 || (x^~b) >= 0))
                return PyInt_FromLong(x);
            return PyLong_Type.tp_as_number->nb_subtract(op1, op2);
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
#ifdef HAVE_LONG_LONG
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
#endif
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                default: return PyLong_Type.tp_as_number->nb_subtract(op1, op2);
            }
        }
                x = a - b;
            return PyLong_FromLong(x);
#ifdef HAVE_LONG_LONG
        long_long:
                llx = lla - llb;
            return PyLong_FromLongLong(llx);
#endif
        
        
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            double result;
            PyFPE_START_PROTECT("subtract", return NULL)
            result = ((double)a) - (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceSubtract : PyNumber_Subtract)(op1, op2);
}
#endif

/* PyIntBinop */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_AddObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long x;
        long a = PyInt_AS_LONG(op1);
            x = (long)((unsigned long)a + b);
            if (likely((x^a) >= 0 || (x^b) >= 0))
                return PyInt_FromLong(x);
            return PyLong_Type.tp_as_number->nb_add(op1, op2);
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
#ifdef HAVE_LONG_LONG
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
#endif
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                default: return PyLong_Type.tp_as_number->nb_add(op1, op2);
            }
        }
                x = a + b;
            return PyLong_FromLong(x);
#ifdef HAVE_LONG_LONG
        long_long:
                llx = lla + llb;
            return PyLong_FromLongLong(llx);
#endif
        
        
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            double result;
            PyFPE_START_PROTECT("add", return NULL)
            result = ((double)a) + (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceAdd : PyNumber_Add)(op1, op2);
}
#endif

/* PyIntBinop */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_EqObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    if (op1 == op2) {
        Py_RETURN_TRUE;
    }
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long a = PyInt_AS_LONG(op1);
        if (a == b) {
            Py_RETURN_TRUE;
        } else {
            Py_RETURN_FALSE;
        }
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a;
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                #if PyLong_SHIFT < 30 && PyLong_SHIFT != 15
                default: return PyLong_Type.tp_richcompare(op1, op2, Py_EQ);
                #else
                default: Py_RETURN_FALSE;
                #endif
            }
        }
            if (a == b) {
                Py_RETURN_TRUE;
            } else {
                Py_RETURN_FALSE;
            }
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            if ((double)a == (double)b) {
                Py_RETURN_TRUE;
            } else {
                Py_RETURN_FALSE;
            }
    }
    return PyObject_RichCompare(op1, op2, Py_EQ);
}
#endif

/* PyErrFetchRestore */
#if CYTHON_FAST_THREAD_STATE
static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    tmp_type = tstate->curexc_type;
    tmp_value = tstate->curexc_value;
    tmp_tb = tstate->curexc_traceback;
    tstate->curexc_type = type;
    tstate->curexc_value = value;
    tstate->curexc_traceback = tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
}
static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
    *type = tstate->curexc_type;
    *value = tstate->curexc_value;
    *tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
}
#endif

/* WriteUnraisableException */
static void __Pyx_WriteUnraisable(const char *name, CYTHON_UNUSED int clineno,
                                  CYTHON_UNUSED int lineno, CYTHON_UNUSED const char *filename,
                                  int full_traceback, CYTHON_UNUSED int nogil) {
    PyObject *old_exc, *old_val, *old_tb;
    PyObject *ctx;
    __Pyx_PyThreadState_declare
#ifdef WITH_THREAD
    PyGILState_STATE state;
    if (nogil)
        state = PyGILState_Ensure();
#ifdef _MSC_VER
    else state = (PyGILState_STATE)-1;
#endif
#endif
    __Pyx_PyThreadState_assign
    __Pyx_ErrFetch(&old_exc, &old_val, &old_tb);
    if (full_traceback) {
        Py_XINCREF(old_exc);
        Py_XINCREF(old_val);
        Py_XINCREF(old_tb);
        __Pyx_ErrRestore(old_exc, old_val, old_tb);
        PyErr_PrintEx(1);
    }
    #if PY_MAJOR_VERSION < 3
    ctx = PyString_FromString(name);
    #else
    ctx = PyUnicode_FromString(name);
    #endif
    __Pyx_ErrRestore(old_exc, old_val, old_tb);
    if (!ctx) {
        PyErr_WriteUnraisable(Py_None);
    } else {
        PyErr_WriteUnraisable(ctx);
        Py_DECREF(ctx);
    }
#ifdef WITH_THREAD
    if (nogil)
        PyGILState_Release(state);
#endif
}

/* RaiseArgTupleInvalid */
static void __Pyx_RaiseArgtupleInvalid(
    const char* func_name,
    int exact,
    Py_ssize_t num_min,
    Py_ssize_t num_max,
    Py_ssize_t num_found)
{
    Py_ssize_t num_expected;
    const char *more_or_less;
    if (num_found < num_min) {
        num_expected = num_min;
        more_or_less = "at least";
    } else {
        num_expected = num_max;
        more_or_less = "at most";
    }
    if (exact) {
        more_or_less = "exactly";
    }
    PyErr_Format(PyExc_TypeError,
                 "%.200s() takes %.8s %" CYTHON_FORMAT_SSIZE_T "d positional argument%.1s (%" CYTHON_FORMAT_SSIZE_T "d given)",
                 func_name, more_or_less, num_expected,
                 (num_expected == 1) ? "" : "s", num_found);
}

/* RaiseDoubleKeywords */
static void __Pyx_RaiseDoubleKeywordsError(
    const char* func_name,
    PyObject* kw_name)
{
    PyErr_Format(PyExc_TypeError,
        #if PY_MAJOR_VERSION >= 3
        "%s() got multiple values for keyword argument '%U'", func_name, kw_name);
        #else
        "%s() got multiple values for keyword argument '%s'", func_name,
        PyString_AsString(kw_name));
        #endif
}

/* ParseKeywords */
static int __Pyx_ParseOptionalKeywords(
    PyObject *kwds,
    PyObject **argnames[],
    PyObject *kwds2,
    PyObject *values[],
    Py_ssize_t num_pos_args,
    const char* function_name)
{
    PyObject *key = 0, *value = 0;
    Py_ssize_t pos = 0;
    PyObject*** name;
    PyObject*** first_kw_arg = argnames + num_pos_args;
    while (PyDict_Next(kwds, &pos, &key, &value)) {
        name = first_kw_arg;
        while (*name && (**name != key)) name++;
        if (*name) {
            values[name-argnames] = value;
            continue;
        }
        name = first_kw_arg;
        #if PY_MAJOR_VERSION < 3
        if (likely(PyString_CheckExact(key)) || likely(PyString_Check(key))) {
            while (*name) {
                if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key))
                        && _PyString_Eq(**name, key)) {
                    values[name-argnames] = value;
                    break;
                }
                name++;
            }
            if (*name) continue;
            else {
                PyObject*** argname = argnames;
                while (argname != first_kw_arg) {
                    if ((**argname == key) || (
                            (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key))
                             && _PyString_Eq(**argname, key))) {
                        goto arg_passed_twice;
                    }
                    argname++;
                }
            }
        } else
        #endif
        if (likely(PyUnicode_Check(key))) {
            while (*name) {
                int cmp = (**name == key) ? 0 :
                #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
                    (PyUnicode_GET_SIZE(**name) != PyUnicode_GET_SIZE(key)) ? 1 :
                #endif
                    PyUnicode_Compare(**name, key);
                if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
                if (cmp == 0) {
                    values[name-argnames] = value;
                    break;
                }
                name++;
            }
            if (*name) continue;
            else {
                PyObject*** argname = argnames;
                while (argname != first_kw_arg) {
                    int cmp = (**argname == key) ? 0 :
                    #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
                        (PyUnicode_GET_SIZE(**argname) != PyUnicode_GET_SIZE(key)) ? 1 :
                    #endif
                        PyUnicode_Compare(**argname, key);
                    if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
                    if (cmp == 0) goto arg_passed_twice;
                    argname++;
                }
            }
        } else
            goto invalid_keyword_type;
        if (kwds2) {
            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
        } else {
            goto invalid_keyword;
        }
    }
    return 0;
arg_passed_twice:
    __Pyx_RaiseDoubleKeywordsError(function_name, key);
    goto bad;
invalid_keyword_type:
    PyErr_Format(PyExc_TypeError,
        "%.200s() keywords must be strings", function_name);
    goto bad;
invalid_keyword:
    PyErr_Format(PyExc_TypeError,
    #if PY_MAJOR_VERSION < 3
        "%.200s() got an unexpected keyword argument '%.200s'",
        function_name, PyString_AsString(key));
    #else
        "%s() got an unexpected keyword argument '%U'",
        function_name, key);
    #endif
bad:
    return -1;
}

/* PyIntBinop */
#if !CYTHON_COMPILING_IN_PYPY
static PyObject* __Pyx_PyInt_LshiftObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long a = PyInt_AS_LONG(op1);
            if (likely(b < (long) (sizeof(long)*8) && a == (a << b) >> b) || !a) {
                return PyInt_FromLong(a << b);
            }
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
#ifdef HAVE_LONG_LONG
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
#endif
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
#ifdef HAVE_LONG_LONG
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
#endif
                    }
                default: return PyLong_Type.tp_as_number->nb_lshift(op1, op2);
            }
        }
                x = a << b;
#ifdef HAVE_LONG_LONG
                if (unlikely(!(b < (long) (sizeof(long)*8) && a == x >> b)) && a) {
                    lla = a;
                    goto long_long;
                }
#else
                if (likely(b < (long) (sizeof(long)*8) && a == x >> b) || !a)
#endif
            return PyLong_FromLong(x);
#ifdef HAVE_LONG_LONG
        long_long:
                llx = lla << llb;
                if (likely(lla == llx >> llb))
            return PyLong_FromLongLong(llx);
#endif
        
        
    }
    #endif
    return (inplace ? PyNumber_InPlaceLshift : PyNumber_Lshift)(op1, op2);
}
#endif

/* PyObjectCall */
#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    PyObject *result;
    ternaryfunc call = func->ob_type->tp_call;
    if (unlikely(!call))
        return PyObject_Call(func, arg, kw);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = (*call)(func, arg, kw);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

/* CLineInTraceback */
static int __Pyx_CLineForTraceback(int c_line) {
#ifdef CYTHON_CLINE_IN_TRACEBACK
    return ((CYTHON_CLINE_IN_TRACEBACK)) ? c_line : 0;
#else
    PyObject **cython_runtime_dict;
    PyObject *use_cline;
    cython_runtime_dict = _PyObject_GetDictPtr(__pyx_cython_runtime);
    if (unlikely(!cython_runtime_dict)) {
      PyObject *ptype, *pvalue, *ptraceback;
      PyObject *use_cline_obj;
      PyErr_Fetch(&ptype, &pvalue, &ptraceback);
      use_cline_obj = __Pyx_PyObject_GetAttrStr(__pyx_cython_runtime, __pyx_n_s_cline_in_traceback);
      if (use_cline_obj) {
        use_cline = PyObject_Not(use_cline_obj) ? Py_False : Py_True;
        Py_DECREF(use_cline_obj);
      } else {
        use_cline = NULL;
      }
      PyErr_Restore(ptype, pvalue, ptraceback);
    } else {
      use_cline = PyDict_GetItem(*_PyObject_GetDictPtr(__pyx_cython_runtime), __pyx_n_s_cline_in_traceback);
    }
    if (!use_cline) {
        c_line = 0;
        PyObject_SetAttr(__pyx_cython_runtime, __pyx_n_s_cline_in_traceback, Py_False);
    }
    else if (PyObject_Not(use_cline) != 0) {
        c_line = 0;
    }
    return c_line;
#endif
}

/* CodeObjectCache */
static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
    int start = 0, mid = 0, end = count - 1;
    if (end >= 0 && code_line > entries[end].code_line) {
        return count;
    }
    while (start < end) {
        mid = start + (end - start) / 2;
        if (code_line < entries[mid].code_line) {
            end = mid;
        } else if (code_line > entries[mid].code_line) {
             start = mid + 1;
        } else {
            return mid;
        }
    }
    if (code_line <= entries[mid].code_line) {
        return mid;
    } else {
        return mid + 1;
    }
}
static PyCodeObject *__pyx_find_code_object(int code_line) {
    PyCodeObject* code_object;
    int pos;
    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
        return NULL;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
        return NULL;
    }
    code_object = __pyx_code_cache.entries[pos].code_object;
    Py_INCREF(code_object);
    return code_object;
}
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
    int pos, i;
    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
    if (unlikely(!code_line)) {
        return;
    }
    if (unlikely(!entries)) {
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
        if (likely(entries)) {
            __pyx_code_cache.entries = entries;
            __pyx_code_cache.max_count = 64;
            __pyx_code_cache.count = 1;
            entries[0].code_line = code_line;
            entries[0].code_object = code_object;
            Py_INCREF(code_object);
        }
        return;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
        PyCodeObject* tmp = entries[pos].code_object;
        entries[pos].code_object = code_object;
        Py_DECREF(tmp);
        return;
    }
    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
        int new_max = __pyx_code_cache.max_count + 64;
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
            __pyx_code_cache.entries, (size_t)new_max*sizeof(__Pyx_CodeObjectCacheEntry));
        if (unlikely(!entries)) {
            return;
        }
        __pyx_code_cache.entries = entries;
        __pyx_code_cache.max_count = new_max;
    }
    for (i=__pyx_code_cache.count; i>pos; i--) {
        entries[i] = entries[i-1];
    }
    entries[pos].code_line = code_line;
    entries[pos].code_object = code_object;
    __pyx_code_cache.count++;
    Py_INCREF(code_object);
}

/* AddTraceback */
#include "compile.h"
#include "frameobject.h"
#include "traceback.h"
static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
            const char *funcname, int c_line,
            int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyObject *py_srcfile = 0;
    PyObject *py_funcname = 0;
    #if PY_MAJOR_VERSION < 3
    py_srcfile = PyString_FromString(filename);
    #else
    py_srcfile = PyUnicode_FromString(filename);
    #endif
    if (!py_srcfile) goto bad;
    if (c_line) {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #else
        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #endif
    }
    else {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromString(funcname);
        #else
        py_funcname = PyUnicode_FromString(funcname);
        #endif
    }
    if (!py_funcname) goto bad;
    py_code = __Pyx_PyCode_New(
        0,
        0,
        0,
        0,
        0,
        __pyx_empty_bytes, /*PyObject *code,*/
        __pyx_empty_tuple, /*PyObject *consts,*/
        __pyx_empty_tuple, /*PyObject *names,*/
        __pyx_empty_tuple, /*PyObject *varnames,*/
        __pyx_empty_tuple, /*PyObject *freevars,*/
        __pyx_empty_tuple, /*PyObject *cellvars,*/
        py_srcfile,   /*PyObject *filename,*/
        py_funcname,  /*PyObject *name,*/
        py_line,
        __pyx_empty_bytes  /*PyObject *lnotab*/
    );
    Py_DECREF(py_srcfile);
    Py_DECREF(py_funcname);
    return py_code;
bad:
    Py_XDECREF(py_srcfile);
    Py_XDECREF(py_funcname);
    return NULL;
}
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyFrameObject *py_frame = 0;
    if (c_line) {
        c_line = __Pyx_CLineForTraceback(c_line);
    }
    py_code = __pyx_find_code_object(c_line ? -c_line : py_line);
    if (!py_code) {
        py_code = __Pyx_CreateCodeObjectForTraceback(
            funcname, c_line, py_line, filename);
        if (!py_code) goto bad;
        __pyx_insert_code_object(c_line ? -c_line : py_line, py_code);
    }
    py_frame = PyFrame_New(
        PyThreadState_GET(), /*PyThreadState *tstate,*/
        py_code,             /*PyCodeObject *code,*/
        __pyx_d,      /*PyObject *globals,*/
        0                    /*PyObject *locals*/
    );
    if (!py_frame) goto bad;
    __Pyx_PyFrame_SetLineNumber(py_frame, py_line);
    PyTraceBack_Here(py_frame);
bad:
    Py_XDECREF(py_code);
    Py_XDECREF(py_frame);
}

/* CIntToPy */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(int) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(int) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(int),
                                     little, !is_unsigned);
    }
}

/* CIntFromPyVerify */
#define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
#define __PYX_VERIFY_RETURN_INT_EXC(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 1)
#define __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, exc)\
    {\
        func_type value = func_value;\
        if (sizeof(target_type) < sizeof(func_type)) {\
            if (unlikely(value != (func_type) (target_type) value)) {\
                func_type zero = 0;\
                if (exc && unlikely(value == (func_type)-1 && PyErr_Occurred()))\
                    return (target_type) -1;\
                if (is_unsigned && unlikely(value < zero))\
                    goto raise_neg_overflow;\
                else\
                    goto raise_overflow;\
            }\
        }\
        return (target_type) value;\
    }

/* CIntToPy */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_uint64_t(uint64_t value) {
    const uint64_t neg_one = (uint64_t) -1, const_zero = (uint64_t) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(uint64_t) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(uint64_t) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(uint64_t) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(uint64_t) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(uint64_t) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(uint64_t),
                                     little, !is_unsigned);
    }
}

/* CIntFromPy */
static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(int) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (int) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case  1: __PYX_VERIFY_RETURN_INT(int, digit, digits[0])
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (int) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(int) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case -1: __PYX_VERIFY_RETURN_INT(int, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(int) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) ((((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) ((((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) ((((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(int) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            int val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (int) -1;
        }
    } else {
        int val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (int) -1;
        val = __Pyx_PyInt_As_int(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to int");
    return (int) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to int");
    return (int) -1;
}

/* CIntFromPy */
static CYTHON_INLINE uint64_t __Pyx_PyInt_As_uint64_t(PyObject *x) {
    const uint64_t neg_one = (uint64_t) -1, const_zero = (uint64_t) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(uint64_t) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(uint64_t, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (uint64_t) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (uint64_t) 0;
                case  1: __PYX_VERIFY_RETURN_INT(uint64_t, digit, digits[0])
                case 2:
                    if (8 * sizeof(uint64_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) >= 2 * PyLong_SHIFT) {
                            return (uint64_t) (((((uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(uint64_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) >= 3 * PyLong_SHIFT) {
                            return (uint64_t) (((((((uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(uint64_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) >= 4 * PyLong_SHIFT) {
                            return (uint64_t) (((((((((uint64_t)digits[3]) << PyLong_SHIFT) | (uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (uint64_t) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(uint64_t) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(uint64_t, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(uint64_t) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(uint64_t, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (uint64_t) 0;
                case -1: __PYX_VERIFY_RETURN_INT(uint64_t, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(uint64_t,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(uint64_t) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 2 * PyLong_SHIFT) {
                            return (uint64_t) (((uint64_t)-1)*(((((uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(uint64_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 2 * PyLong_SHIFT) {
                            return (uint64_t) ((((((uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(uint64_t) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 3 * PyLong_SHIFT) {
                            return (uint64_t) (((uint64_t)-1)*(((((((uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(uint64_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 3 * PyLong_SHIFT) {
                            return (uint64_t) ((((((((uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(uint64_t) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 4 * PyLong_SHIFT) {
                            return (uint64_t) (((uint64_t)-1)*(((((((((uint64_t)digits[3]) << PyLong_SHIFT) | (uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(uint64_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(uint64_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(uint64_t) - 1 > 4 * PyLong_SHIFT) {
                            return (uint64_t) ((((((((((uint64_t)digits[3]) << PyLong_SHIFT) | (uint64_t)digits[2]) << PyLong_SHIFT) | (uint64_t)digits[1]) << PyLong_SHIFT) | (uint64_t)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(uint64_t) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(uint64_t, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(uint64_t) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(uint64_t, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            uint64_t val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (uint64_t) -1;
        }
    } else {
        uint64_t val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (uint64_t) -1;
        val = __Pyx_PyInt_As_uint64_t(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to uint64_t");
    return (uint64_t) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to uint64_t");
    return (uint64_t) -1;
}

/* CIntToPy */
static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(long) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(long) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
#endif
        }
    } else {
        if (sizeof(long) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
#ifdef HAVE_LONG_LONG
        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
#endif
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(long),
                                     little, !is_unsigned);
    }
}

/* CIntFromPy */
static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(long) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (long) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case  1: __PYX_VERIFY_RETURN_INT(long, digit, digits[0])
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (long) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(long) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
#endif
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case -1: __PYX_VERIFY_RETURN_INT(long, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(long) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) ((((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) ((((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) ((((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(long) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
#ifdef HAVE_LONG_LONG
            } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
#endif
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            long val;
            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
 #if PY_MAJOR_VERSION < 3
            if (likely(v) && !PyLong_Check(v)) {
                PyObject *tmp = v;
                v = PyNumber_Long(tmp);
                Py_DECREF(tmp);
            }
 #endif
            if (likely(v)) {
                int one = 1; int is_little = (int)*(unsigned char *)&one;
                unsigned char *bytes = (unsigned char *)&val;
                int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                              bytes, sizeof(val),
                                              is_little, !is_unsigned);
                Py_DECREF(v);
                if (likely(!ret))
                    return val;
            }
#endif
            return (long) -1;
        }
    } else {
        long val;
        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
        if (!tmp) return (long) -1;
        val = __Pyx_PyInt_As_long(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to long");
    return (long) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to long");
    return (long) -1;
}

/* CheckBinaryVersion */
static int __Pyx_check_binary_version(void) {
    char ctversion[4], rtversion[4];
    PyOS_snprintf(ctversion, 4, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION);
    PyOS_snprintf(rtversion, 4, "%s", Py_GetVersion());
    if (ctversion[0] != rtversion[0] || ctversion[2] != rtversion[2]) {
        char message[200];
        PyOS_snprintf(message, sizeof(message),
                      "compiletime version %s of module '%.100s' "
                      "does not match runtime version %s",
                      ctversion, __Pyx_MODULE_NAME, rtversion);
        return PyErr_WarnEx(NULL, message, 1);
    }
    return 0;
}

/* FunctionExport */
static int __Pyx_ExportFunction(const char *name, void (*f)(void), const char *sig) {
    PyObject *d = 0;
    PyObject *cobj = 0;
    union {
        void (*fp)(void);
        void *p;
    } tmp;
    d = PyObject_GetAttrString(__pyx_m, (char *)"__pyx_capi__");
    if (!d) {
        PyErr_Clear();
        d = PyDict_New();
        if (!d)
            goto bad;
        Py_INCREF(d);
        if (PyModule_AddObject(__pyx_m, (char *)"__pyx_capi__", d) < 0)
            goto bad;
    }
    tmp.fp = f;
#if PY_VERSION_HEX >= 0x02070000
    cobj = PyCapsule_New(tmp.p, sig, 0);
#else
    cobj = PyCObject_FromVoidPtrAndDesc(tmp.p, (void *)sig, 0);
#endif
    if (!cobj)
        goto bad;
    if (PyDict_SetItemString(d, name, cobj) < 0)
        goto bad;
    Py_DECREF(cobj);
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(cobj);
    Py_XDECREF(d);
    return -1;
}

/* InitStrings */
static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
    while (t->p) {
        #if PY_MAJOR_VERSION < 3
        if (t->is_unicode) {
            *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
        } else if (t->intern) {
            *t->p = PyString_InternFromString(t->s);
        } else {
            *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
        }
        #else
        if (t->is_unicode | t->is_str) {
            if (t->intern) {
                *t->p = PyUnicode_InternFromString(t->s);
            } else if (t->encoding) {
                *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL);
            } else {
                *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1);
            }
        } else {
            *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1);
        }
        #endif
        if (!*t->p)
            return -1;
        if (PyObject_Hash(*t->p) == -1)
            PyErr_Clear();
        ++t;
    }
    return 0;
}

static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
    return __Pyx_PyUnicode_FromStringAndSize(c_str, (Py_ssize_t)strlen(c_str));
}
static CYTHON_INLINE const char* __Pyx_PyObject_AsString(PyObject* o) {
    Py_ssize_t ignore;
    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
}
static CYTHON_INLINE const char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
#if CYTHON_COMPILING_IN_CPYTHON && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
    if (
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
            __Pyx_sys_getdefaultencoding_not_ascii &&
#endif
            PyUnicode_Check(o)) {
#if PY_VERSION_HEX < 0x03030000
        char* defenc_c;
        PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
        if (!defenc) return NULL;
        defenc_c = PyBytes_AS_STRING(defenc);
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        {
            char* end = defenc_c + PyBytes_GET_SIZE(defenc);
            char* c;
            for (c = defenc_c; c < end; c++) {
                if ((unsigned char) (*c) >= 128) {
                    PyUnicode_AsASCIIString(o);
                    return NULL;
                }
            }
        }
#endif
        *length = PyBytes_GET_SIZE(defenc);
        return defenc_c;
#else
        if (__Pyx_PyUnicode_READY(o) == -1) return NULL;
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        if (PyUnicode_IS_ASCII(o)) {
            *length = PyUnicode_GET_LENGTH(o);
            return PyUnicode_AsUTF8(o);
        } else {
            PyUnicode_AsASCIIString(o);
            return NULL;
        }
#else
        return PyUnicode_AsUTF8AndSize(o, length);
#endif
#endif
    } else
#endif
#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
    if (PyByteArray_Check(o)) {
        *length = PyByteArray_GET_SIZE(o);
        return PyByteArray_AS_STRING(o);
    } else
#endif
    {
        char* result;
        int r = PyBytes_AsStringAndSize(o, &result, length);
        if (unlikely(r < 0)) {
            return NULL;
        } else {
            return result;
        }
    }
}
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
   int is_true = x == Py_True;
   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
   else return PyObject_IsTrue(x);
}
static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x) {
#if CYTHON_USE_TYPE_SLOTS
  PyNumberMethods *m;
#endif
  const char *name = NULL;
  PyObject *res = NULL;
#if PY_MAJOR_VERSION < 3
  if (PyInt_Check(x) || PyLong_Check(x))
#else
  if (PyLong_Check(x))
#endif
    return __Pyx_NewRef(x);
#if CYTHON_USE_TYPE_SLOTS
  m = Py_TYPE(x)->tp_as_number;
  #if PY_MAJOR_VERSION < 3
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Int(x);
  }
  else if (m && m->nb_long) {
    name = "long";
    res = PyNumber_Long(x);
  }
  #else
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Long(x);
  }
  #endif
#else
  res = PyNumber_Int(x);
#endif
  if (res) {
#if PY_MAJOR_VERSION < 3
    if (!PyInt_Check(res) && !PyLong_Check(res)) {
#else
    if (!PyLong_Check(res)) {
#endif
      PyErr_Format(PyExc_TypeError,
                   "__%.4s__ returned non-%.4s (type %.200s)",
                   name, name, Py_TYPE(res)->tp_name);
      Py_DECREF(res);
      return NULL;
    }
  }
  else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_TypeError,
                    "an integer is required");
  }
  return res;
}
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
  Py_ssize_t ival;
  PyObject *x;
#if PY_MAJOR_VERSION < 3
  if (likely(PyInt_CheckExact(b))) {
    if (sizeof(Py_ssize_t) >= sizeof(long))
        return PyInt_AS_LONG(b);
    else
        return PyInt_AsSsize_t(x);
  }
#endif
  if (likely(PyLong_CheckExact(b))) {
    #if CYTHON_USE_PYLONG_INTERNALS
    const digit* digits = ((PyLongObject*)b)->ob_digit;
    const Py_ssize_t size = Py_SIZE(b);
    if (likely(__Pyx_sst_abs(size) <= 1)) {
        ival = likely(size) ? digits[0] : 0;
        if (size == -1) ival = -ival;
        return ival;
    } else {
      switch (size) {
         case 2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
      }
    }
    #endif
    return PyLong_AsSsize_t(b);
  }
  x = PyNumber_Index(b);
  if (!x) return -1;
  ival = PyInt_AsSsize_t(x);
  Py_DECREF(x);
  return ival;
}
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
    return PyInt_FromSize_t(ival);
}


#endif /* Py_PYTHON_H */
