Cod sursa(job #170439)

Utilizator cretuMusina Rares cretu Data 2 aprilie 2008 19:17:21
Problema Algoritmul lui Euclid extins Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.74 kb
#include <fstream>

using namespace std;

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()
{
    int a, b, c, d, x, y, n, i;
    
    ifstream fin("euclid3.in");
    ofstream fout("euclid3.out");
    
    fin >> n;
    for (i = 1; i <= n; i++)
    {
          fin >> a >> b >> c;
          d = gcd(a, b, x, y);
          
          if (c%d != 0) fout << 0 << " " << 0 << "\n";
          else          fout << x * (c/d) << " " << y * (c/d) << "\n";
    }
    
    fin.close();
    fout.close();
    
    return 0;
}