#include <bits/stdc++.h>
using namespace std;

int main() {
	int n, m, maxc = 1;
	cin >> n >> m;
	for(int i = 2; i <= n; i++) {
		if(n % i == 0 && m % i == 0) maxc = i;
	}
	if(maxc == 1) cout << n << '/' << m;
	else cout << n / maxc << '/' << m / maxc;
	return 0;
}