123 lines
3.4 KiB
C
123 lines
3.4 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) 2009 William Hart
|
|
|
|
******************************************************************************/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <gmp.h>
|
|
#include "flint.h"
|
|
#include "ulong_extras.h"
|
|
|
|
int main(void)
|
|
{
|
|
int i, result;
|
|
FLINT_TEST_INIT(state);
|
|
|
|
flint_printf("remove....");
|
|
fflush(stdout);
|
|
|
|
|
|
|
|
for (i = 0; i < 10000 * flint_test_multiplier(); i++) /* Test random numbers */
|
|
{
|
|
mp_limb_t n1, n2, orig_n;
|
|
mpz_t d_n2, d_n1, d_p;
|
|
int exp1, exp2;
|
|
ulong j;
|
|
|
|
mpz_init(d_n1);
|
|
mpz_init(d_n2);
|
|
mpz_init(d_p);
|
|
|
|
n1 = n_randtest_not_zero(state);
|
|
orig_n = n1;
|
|
|
|
for (j = 0; j < FLINT_NUM_PRIMES_SMALL/10; j++)
|
|
{
|
|
flint_mpz_set_ui(d_n1, n1);
|
|
flint_mpz_set_ui(d_p, flint_primes_small[j]);
|
|
exp1 = n_remove(&n1, flint_primes_small[j]);
|
|
exp2 = mpz_remove(d_n2, d_n1, d_p);
|
|
n2 = flint_mpz_get_ui(d_n2);
|
|
|
|
result = ((exp1 == exp2) && (n1 == n2));
|
|
if (!result)
|
|
{
|
|
flint_printf("FAIL:\n");
|
|
flint_printf("n = %wu, exp1 = %d, exp2 = %d, n1 = %wu, n2 = %wu, p = %d\n", orig_n, exp1, exp2, n1, n2, flint_primes_small[j]);
|
|
abort();
|
|
}
|
|
}
|
|
|
|
mpz_clear(d_n1);
|
|
mpz_clear(d_n2);
|
|
mpz_clear(d_p);
|
|
}
|
|
|
|
for (i = 0; i < 10000 * flint_test_multiplier(); i++) /* Test perfect powers */
|
|
{
|
|
mp_limb_t n1, n2, orig_n, base;
|
|
mpz_t d_n2, d_n1, d_p;
|
|
int exp1, exp2, exp;
|
|
ulong j;
|
|
|
|
mpz_init(d_n1);
|
|
mpz_init(d_n2);
|
|
mpz_init(d_p);
|
|
|
|
base = n_randtest_not_zero(state);
|
|
n1 = base;
|
|
exp = n_randint(state, FLINT_BITS/FLINT_BIT_COUNT(n1)) + 1;
|
|
n1 = n_pow(base, exp);
|
|
|
|
orig_n = n1;
|
|
|
|
for (j = 0; j < FLINT_NUM_PRIMES_SMALL/10; j++)
|
|
{
|
|
flint_mpz_set_ui(d_n1, n1);
|
|
flint_mpz_set_ui(d_p, flint_primes_small[j]);
|
|
exp1 = n_remove(&n1, flint_primes_small[j]);
|
|
exp2 = mpz_remove(d_n2, d_n1, d_p);
|
|
n2 = flint_mpz_get_ui(d_n2);
|
|
|
|
result = ((exp1 == exp2) && (n1 == n2));
|
|
if (!result)
|
|
{
|
|
flint_printf("FAIL\n");
|
|
flint_printf("n = %wu, exp1 = %d, exp2 = %d, n1 = %wu, n2 = %wu, p = %d\n", orig_n, exp1, exp2, n1, n2, flint_primes_small[j]);
|
|
abort();
|
|
}
|
|
}
|
|
|
|
mpz_clear(d_n1);
|
|
mpz_clear(d_n2);
|
|
mpz_clear(d_p);
|
|
}
|
|
|
|
FLINT_TEST_CLEANUP(state);
|
|
|
|
flint_printf("PASS\n");
|
|
return 0;
|
|
}
|