21/1/2020

#include <fstream>
using namespace std;

void cmmdc(unsigned a, unsigned b, unsigned& dc)
{
    while (a != b)
        if (a > b)
        a -= b;
    else
        b -= a;
    dc = a;
}

void simplif(unsigned& x, unsigned& y)
{
    unsigned z;
    cmmdc(x, y, z);
    x /= z;
    y /= z;
}

int main()
{
    ifstream f("FR.IN");
    ofstream g("FR.OUT");

    unsigned x, y;
    while (f >> x >> y)
    {
        simplif(x, y);
        g << x << ' ' << y << endl;
    }
    g.close();
    return 0;
}