Cod sursa(job #2310629)

Utilizator AlexnolifeAlexandru Ica Alexnolife Data 1 ianuarie 2019 18:58:03
Problema Algoritmul lui Euclid extins Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.2 kb
#include <iostream>
#include <vector>
#include <array>
#include <list>
#include <algorithm>
#include <utility>
#include <type_traits>
#include <functional>
#include <cstdint>
#include <thread>
#include <limits>
#include <cassert>
#include <string>
#include <cstring>
#include <set>
#include <map>
#include <stack>
#include <queue>
#include <cmath>
#include <random>
#include <bitset>
#include <fstream>
#include <sstream>
#include <iomanip>
#include <cstdio>
#include <regex>
#include <future>

std::ofstream g{ "euclid3.out" };

void gcdext(int const t_a, int const t_b, int& t_res, int& t_x, int& t_y)
{
    if(t_b == 0)  {
        t_res = t_a;
        t_x = 1;
        t_y = 0;
        return;
    }

    int x0, y0;
   
    gcdext(t_b, t_a % t_b, t_res, x0, y0);
    
    t_x = y0;
    t_y = x0 - (t_a / t_b) * y0;
}

void read()
{
    std::ifstream f{ "euclid3.in" };

    int n, a, b, res;
    f >> n;

    for(int i = 0; i < n; ++i) {
        f >> a >> b >> res;

        int x, y, gcd;
        gcdext(a, b, gcd, x, y);

        if(res % gcd != 0) {
            g << "0 0\n";
            continue;
        }

        g << x * (res / gcd) << ' ' << y * (res / gcd) << '\n';
    }
}

int main()
{
    read();
    return 0;
}