Exemplo n.º 1
0
int
main(void)
{
    int i, result;
    flint_rand_t state;

    printf("setbit....");
    fflush(stdout);

    flint_randinit(state);

    for (i = 0; i < 100000; i++)
    {
        ulong j;
        fmpz_t a, c;
        mpz_t b;

        fmpz_init(a);
        fmpz_init(c);
        mpz_init(b);

        fmpz_randtest(a, state, 2 * FLINT_BITS);
        fmpz_get_mpz(b, a);
        j = n_randint(state, 3 * FLINT_BITS);

        fmpz_setbit(a, j);
        mpz_setbit(b, j);
        fmpz_set_mpz(c, b);

        result = (fmpz_equal(a, c));

        if (!result)
        {
            printf("FAIL:\n");
            printf("a = "), fmpz_print(a), printf("\n");
            gmp_printf("b = %Zd\n", b);
            printf("c = "), fmpz_print(c), printf("\n");
            printf("j = %ld\n", j);
            abort();
        }

        fmpz_clear(a);
        fmpz_clear(c);
        mpz_clear(b);
    }

    flint_randclear(state);
    _fmpz_cleanup();
    printf("PASS\n");
    return 0;
}
Exemplo n.º 2
0
   explicit
   FlintZZ(const ZZ& a)
   {
      long n = NumBits(a);
   
      fmpz_init(value);
   
      for (long i = 0; i < n; i++)
         if (bit(a, i)) fmpz_setbit(value, i);
   
      if (a < 0)
         fmpz_neg(value, value);

   }