Cod sursa(job #601636)

Utilizator alinhAlin H alinh Data 7 iulie 2011 11:38:07
Problema Floyd-Warshall/Roy-Floyd Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.79 kb
#include <fstream>

using namespace std;

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

ifstream fi;
ofstream fo;

long long a, b, c;
long long n;
long long sd, sx, sy;

int main()
{
    fi.open("euclid3.in");
    fo.open("euclid3.out");
    fi >> n;
    for (int i=1; i<=n; i++)
    {
        fi >> a >> b >> c;
        euclid(a,b,&sd,&sx,&sy);
        if (c % sd)
            fo << "0 0\n";
        else
            fo << sx*c/sd << " " << sy*c/sd << "\n";
    }
    fi.close();
    fo.close();
    return 0;
}