Proizvod

#include <iostream>
#include <cmath>

using namespace std;

int NZD(int x, int y)
{
    if(y==0) return x;
    else return NZD(y, x%y);
}

int main()
{
    double m, n;
    int x, y;
    cin >> m >> n;
    m*=100;
    n*=100;
    x = round(m);
    y = round(n);

    cout << "KUPI " << y/NZD(x, y) << " DOBIJ " << (x-y)/NZD(x, y) << " GRATIS";
    return 0;
}