Cod sursa(job #2668877)

Utilizator Ana_22Ana Petcu Ana_22 Data 5 noiembrie 2020 17:13:35
Problema Algoritmul lui Euclid extins Scor 100
Compilator c-64 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() {
    FILE *fin, *fout;
    int t, i, a, b, c, x, y, d;
    fin = fopen( "euclid3.in", "r" );
    fout = fopen( "euclid3.out", "w" );
    fscanf( fin, "%d", &t );
    for( i = 0; i < t; i++ ) {
      fscanf( fin, "%d%d%d", &a, &b, &c );
      euclid( a, b, &d, &x, &y );
      if( c % d != 0 )
        fprintf( fout, "0 0\n" );
      else
        fprintf( fout, "%d %d\n", x * ( c / d ), y * ( c / d ) );
    }
    fclose( fin );
    fclose( fout );
    return 0;
}