Cod sursa(job #2192004)

Utilizator priboiraduPriboi Radu Bogdan priboiradu Data 4 aprilie 2018 13:27:07
Problema Algoritmul lui Euclid extins Scor 0
Compilator c Status done
Runda Arhiva educationala Marime 0.92 kb
#include <stdio.h>
#include <stdlib.h>

int cmmdc( int a, int b ) {
    int r;
    while ( b > 0 ) {
        r = a % b;
        a = b;
        b = r;
    }
    return a;
}

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

int main() {
    FILE *fin, *fout;
    int t, a, b, c, d, x, y, i;
    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 );
        d = cmmdc( a, b );
        if ( c % d == 0 ) {
            euclidE( a, b, &x, &y );
            fprintf( fout, "%d %d\n", x * ( c / d ) , y * ( c / d ) );
        } else {
            fprintf( fout, "0 0\n" );
        }
    }
    fclose( fin );
    fclose( fout );
    return 0;
}