Ejemplos de mpz_mfac_uiui en C++ (Cpp)

Ejemplo n.º 1

Archivo: gmpy2_mpz_misc.c Proyecto: martingkelly/gmpy

static PyObject *
GMPy_MPZ_Function_MultiFac(PyObject *self, PyObject *args)
{
    MPZ_Object *result = NULL;
    unsigned long n, m;

    if (PyTuple_GET_SIZE(args) != 2) {
        TYPE_ERROR("multi_fac() requires 2 integer arguments");
        return NULL;
    }

    n = c_ulong_From_Integer(PyTuple_GET_ITEM(args, 0));
    if (n == (unsigned long)(-1) && PyErr_Occurred()) {
        return NULL;
    }

    m = c_ulong_From_Integer(PyTuple_GET_ITEM(args, 1));
    if (m == (unsigned long)(-1) && PyErr_Occurred()) {
        return NULL;
    }

    if ((result = GMPy_MPZ_New(NULL))) {
        mpz_mfac_uiui(result->z, n, m);
    }
    return (PyObject*)result;
}

Ejemplo n.º 2

Archivo: t-mfac_uiui.c Proyecto: AllardJ/Tomato

int
main (int argc, char *argv[])
{
  mpz_t ref[MULTIFAC_WHEEL], ref2[MULTIFAC_WHEEL2], res;
  unsigned long n, j, m, m2;
  unsigned long limit = 2222, step = 1;

  tests_start ();

  if (argc > 1 && argv[1][0] == 'x')
    limit = ULONG_MAX;
  else if (argc > 1)
    limit = atoi (argv[1]);

  /* for small limb testing */
  limit = MIN (limit, MP_LIMB_T_MAX);

  for (m = 0; m < MULTIFAC_WHEEL; m++)
    mpz_init_set_ui(ref [m],1);
  for (m2 = 0; m2 < MULTIFAC_WHEEL2; m2++)
    mpz_init_set_ui(ref2 [m2],1);

  mpz_init (res);

  m = 0;
  m2 = 0;
  for (n = 0; n <= limit;)
    {
      mpz_mfac_uiui (res, n, MULTIFAC_WHEEL);
      MPZ_CHECK_FORMAT (res);
      if (mpz_cmp (ref[m], res) != 0)
        {
          printf ("mpz_mfac_uiui(%lu,%d) wrong\n", n, MULTIFAC_WHEEL);
          printf ("  got  "); mpz_out_str (stdout, 10, res); printf("\n");
          printf ("  want "); mpz_out_str (stdout, 10, ref[m]); printf("\n");
          abort ();
        }
      mpz_mfac_uiui (res, n, MULTIFAC_WHEEL2);
      MPZ_CHECK_FORMAT (res);
      if (mpz_cmp (ref2[m2], res) != 0)
        {
          printf ("mpz_mfac_uiui(%lu,%d) wrong\n", n, MULTIFAC_WHEEL2);
          printf ("  got  "); mpz_out_str (stdout, 10, res); printf("\n");
          printf ("  want "); mpz_out_str (stdout, 10, ref2[m2]); printf("\n");
          abort ();
        }
      if (n + step <= limit)
	for (j = 0; j < step; j++) {
	  n++; m++; m2++;
	  if (m >= MULTIFAC_WHEEL) m -= MULTIFAC_WHEEL;
	  if (m2 >= MULTIFAC_WHEEL2) m2 -= MULTIFAC_WHEEL2;
	  mpz_mul_ui (ref[m], ref[m], n); /* Compute a reference, with current library */
	  mpz_mul_ui (ref2[m2], ref2[m2], n); /* Compute a reference, with current library */
	}
      else n += step;
    }
  mpz_fac_ui (ref[0], n);
  mpz_mfac_uiui (res, n, 1);
  MPZ_CHECK_FORMAT (res);
  if (mpz_cmp (ref[0], res) != 0)
    {
      printf ("mpz_mfac_uiui(%lu,1) wrong\n", n);
      printf ("  got  "); mpz_out_str (stdout, 10, res); printf("\n");
      printf ("  want "); mpz_out_str (stdout, 10, ref[0]); printf("\n");
      abort ();
    }

  mpz_2fac_ui (ref[0], n);
  mpz_mfac_uiui (res, n, 2);
  MPZ_CHECK_FORMAT (res);
  if (mpz_cmp (ref[0], res) != 0)
    {
      printf ("mpz_mfac_uiui(%lu,1) wrong\n", n);
      printf ("  got  "); mpz_out_str (stdout, 10, res); printf("\n");
      printf ("  want "); mpz_out_str (stdout, 10, ref[0]); printf("\n");
      abort ();
    }

  n++;
  mpz_2fac_ui (ref[0], n);
  mpz_mfac_uiui (res, n, 2);
  MPZ_CHECK_FORMAT (res);
  if (mpz_cmp (ref[0], res) != 0)
    {
      printf ("mpz_mfac_uiui(%lu,2) wrong\n", n);
      printf ("  got  "); mpz_out_str (stdout, 10, res); printf("\n");
      printf ("  want "); mpz_out_str (stdout, 10, ref[0]); printf("\n");
      abort ();
    }

  for (m = 0; m < MULTIFAC_WHEEL; m++)
    mpz_clear (ref[m]);
  for (m2 = 0; m2 < MULTIFAC_WHEEL2; m2++)
    mpz_clear (ref2[m2]);
  mpz_clear (res);

  tests_end ();

  exit (0);
}