Cod sursa(job #2559085)

Utilizator sky_walkerRusti Paula sky_walker Data 26 februarie 2020 23:02:29
Problema Algoritmul lui Euclid extins Scor 100
Compilator c-64 Status done
Runda Arhiva educationala Marime 0.82 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 *fin=fopen("euclid3.in", "r");
   FILE *fout=fopen("euclid3.out", "w");
   int t;
   fscanf(fin, "%d\n", &t);
   for(int i=1; i<=t; i++)
   {
       int a, b, c; //our input
       int x, y; //xi, yi --> used to arrive at one solution
       int gcdd;
       fscanf(fin, "%d %d %d\n", &a, &b, &c);
       gcdd=gcd(a, b, &x, &y);
       if ((c%gcdd)!=0)
       {
           fprintf(fout, "0 0\n");
       }
       else
       {
           fprintf(fout, "%d %d\n", x*(c/gcdd), y*(c/gcdd));
       }
   }


    return 0;
}