Cod sursa(job #574085)

Utilizator dmgciubotaruCiubotaru Gabriel dmgciubotaru Data 6 aprilie 2011 20:09:59
Problema Algoritmul lui Euclid extins Scor 100
Compilator c Status done
Runda Arhiva educationala Marime 0.52 kb
#include <stdio.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 *f,*g;
	int D, X, Y,T,A, B, C;
	f=fopen("euclid3.in", "r");
	g=fopen("euclid3.out", "w");
	for (fscanf(f,"%d", &T); T; T--)
	{
		fscanf(f,"%d %d %d", &A, &B, &C);
		D = gcd( A, B, &X, &Y );
		if (C % D)
			fprintf(g,"0 0\n");
		else
			fprintf(g,"%d %d\n", X * (C / D), Y * (C / D));
	}
	return 0;
}