Cod sursa(job #1080820)

Utilizator lilian_ciobanuLilian Ciobanu lilian_ciobanu Data 12 ianuarie 2014 22:22:42
Problema Algoritmul lui Euclid extins Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.67 kb
#include<fstream>

using namespace std;

ifstream f("euclid3.in");
ofstream g("euclid3.out");

void ext_euclid(int a,int b,int &d,int &x,int &y);

int main(){
    int i,t,a,b,d,c,x,y;

    f>>t;
    for(i=0; i<t; ++i){
        f>>a>>b>>c;
        ext_euclid(a,b,d,x,y);
        if(!(c%d))
            g<<x*(c/d)<<" "<<y*(c/d)<<'\n';
        else
            g<<"0 0\n";
    }

    f.close();
    g.close();
return 0;
}

void ext_euclid(int a,int b,int &d,int &x,int &y){
    if(b==0){
        d=a;
        x=1;
        y=0;
    }
    else{
        int x1,y1;
        ext_euclid(b,a%b,d,x1,y1);
        x=y1;
        y=x1-(int)(a/b)*y1;
    }
}