/* Taken from the GMP Wikipedia article */ #include #include #include "gmp.h" int main(void) { mpz_t x; mpz_t y; mpz_t result; mpz_init(x); mpz_init(y); mpz_init(result); mpz_set_str(x, "7612058254738945", 10); mpz_set_str(y, "9263591128439081", 10); mpz_mul(result, x, y); gmp_printf("\n %Zd\n*\n %Zd\n--------------------\n%Zd\n\n", x, y, result); /* free used memory */ mpz_clear(x); mpz_clear(y); mpz_clear(result); return EXIT_SUCCESS; }