pqc/external/flint-2.4.3/arith/test/t-bell_number_multi_mod.c

73 lines
1.9 KiB
C

/*=============================================================================
This file is part of FLINT.
FLINT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
FLINT is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with FLINT; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
=============================================================================*/
/******************************************************************************
Copyright (C) 2011 Fredrik Johansson
******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <gmp.h>
#include <mpfr.h>
#include "flint.h"
#include "arith.h"
#include "fmpz_vec.h"
#include "ulong_extras.h"
int main(void)
{
slong i;
FLINT_TEST_INIT(state);
flint_printf("bell_number_multi_mod....");
fflush(stdout);
for (i = 0; i < 100; i++)
{
slong n;
fmpz_t b1, b2;
fmpz_init(b1);
fmpz_init(b2);
n = n_randint(state, 500);
arith_bell_number_bsplit(b1, n);
arith_bell_number_multi_mod(b2, n);
if (!fmpz_equal(b1, b2))
{
flint_printf("FAIL:\n");
flint_printf("n = %wd\n", n);
abort();
}
fmpz_clear(b1);
fmpz_clear(b2);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return 0;
}