#include <iostream>
#include <algorithm>
#define int long long
using namespace std;

int gcd(int a, int b) {
	if (b == 0) return a;
	return gcd(b, a % b);
}

signed main() {
	int n, m, k;
	cin >> n >> m >> k;
	
	int bo = n * (n - k - 1);
	int si = max(m * (n - k - 1), m * (m - 1) + (n - m) * m);
	int g = gcd(bo, si);
	bo /= g;
	si /= g;
	cout << si << " " << bo << endl;
	return 0;
}