Cod sursa(job #352584)

Utilizator slayerdmeMihai Dumitrescu slayerdme Data 2 octombrie 2009 15:04:32
Problema Algoritmul lui Euclid extins Scor 100
Compilator c Status done
Runda Arhiva educationala Marime 0.75 kb
#include <stdio.h>
#include <stdlib.h>

void euclid(int a, int b, int *d, int *x, int *y) {
    if (b == 0) {
        *d = a;
        *x = 1;
        *y = 0;
    } else {
        int x0, y0;
        euclid(b, a % b, d, &x0, &y0);
        *x = y0;
        *y = x0 - (a / b) * y0;
    }
}

int main() {
    freopen("euclid3.in", "r", stdin);
    freopen("euclid3.out", "w", stdout);

    int t, a, b, c, d, x, y;
    int i;
    scanf("%d", &t);

    for (i = 0; i < t; i++) {
        scanf("%d", &a);
        scanf("%d", &b);
        scanf("%d", &c);

        euclid(a, b, &d, &x, &y);

        if (c % d != 0) {
            printf("0 0\n");
        } else {
            printf("%d %d\n", x * (c / d), y * (c / d));
        }
    }

    fclose(stdout);
    return 0;
}