Cod sursa(job #2604222)

Utilizator lepoartcevPaltineanu Rares-Mihai lepoartcev Data 22 aprilie 2020 09:08:17
Problema Algoritmul lui Euclid extins Scor 100
Compilator c-64 Status done
Runda Arhiva educationala Marime 0.74 kb
#include <stdio.h>
#include <stdlib.h>

int gcd(int a, int b, int* x, int* y) {

    if(b == 0) {

        (*x) = 1;
        (*y) = 0;
        return a;

    }

    int x0, y0, d;
    d = gcd(b, a % b, &x0, &y0);
    *x = y0;
    *y = x0 - (a / b) * y0;

    return d;


}

int main()
{
    FILE* in = fopen("euclid3.in", "r");
    FILE* out = fopen("euclid3.out", "w");

    int t, a, b, c;
    fscanf(in, "%d", &t);

    for(int i = 0; i < t;i ++) {

        fscanf(in, "%d %d %d", &a, &b, &c);
        int d, x, y;
        d = gcd(a, b, &x, &y);

        if(c % d != 0)
            fprintf(out, "0 0\n");
        else
            fprintf(out, "%d %d\n", x * (c / d), y * (c / d));


    }
    return 0;
}