// bignum.cpp : This file contains the 'main' function. Program execution begins and ends there.
//

#include <iostream>
#include ".\mini-gmp\mini-gmp.h"


int test(void)
{

    mpz_t a, b, res ; 
    mpz_init(a);
    mpz_init(b);
    mpz_init(res);
    mpz_init_set_str(a, "123452", 10);
    mpz_init_set_str(b, "12345", 10);

    mpz_add(res, a, b); 

    mpz_mul(res, a, b);
    mpz_out_str(stdout, 10, res);

    /*求商，向上取整*/
    mpz_cdiv_q(res,a, b);

    /*求余数，由于求商是向上取整，所以余数为0或者负数*/
    mpz_cdiv_r(res,a, b);

    /*求商，向下取整*/
    mpz_fdiv_q(res,a, b);
    mpz_out_str(stdout, 10, res);
    /*求余数，由于求商是向下取整，所以余数为0或者正数*/
    mpz_fdiv_r(res,a, b);

    //gmp_printf("%Zd\n", res);
    //fprintf(stderr, "mpz_add failed:\n");
    mpz_clear(a);
    mpz_clear(b);
    mpz_clear(res);
    return 0;
}


int main()
{
    test();
    std::cout << "Hello World!\n";
}

// Run program: Ctrl + F5 or Debug > Start Without Debugging menu
// Debug program: F5 or Debug > Start Debugging menu

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//   1. Use the Solution Explorer window to add/manage files
//   2. Use the Team Explorer window to connect to source control
//   3. Use the Output window to see build output and other messages
//   4. Use the Error List window to view errors
//   5. Go to Project > Add New Item to create new code files, or Project > Add Existing Item to add existing code files to the project
//   6. In the future, to open this project again, go to File > Open > Project and select the .sln file