Cod sursa(job #2244794)

Utilizator Raoul_16Raoul Bocancea Raoul_16 Data 23 septembrie 2018 18:15:18
Problema Algoritmul lui Euclid extins Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 0.9 kb
#include <fstream>
#include <assert.h>
const std::string programName = "euclid3";
std::ifstream f(programName + ".in");
std::ofstream g(programName + ".out");
inline 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 T;
    for (f >> T, assert( T <= 100 ); T; T--) {
        int A, B, C;
        f >> A >> B >> C;
        assert( -1000000000 <= A && A <= 1000000000 );
        assert( -1000000000 <= B && B <= 1000000000 );
        assert( -2000000000 <= C && C <= 2000000000 && C != 0 );
        int D, X, Y;
        D = gcd( A, B, X, Y );
        if (C % D)
            g << 0 << ' ' << 0;
        else
            g <<  X * (C / D) << ' ' << Y * (C / D) << "\n";
    }
    return 0x0;
}