#include <iostream>
#include <algorithm>
using namespace std;

long long gcd(long long a, long long b)
{
	if (!b) return a;
	return gcd(b, a % b);
}

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(0); 
	long long n, m, k; cin >> n >> m >> k;
	long long p1 = (n - 1LL) * m, q1 = n * (n - k - 1LL);
	long long p2 = m, q2 = n;
	if (p1 * q2 < p2 * q1) {
		p1 = p2; q1 = q2;
	}
	long long g = gcd(p1, q1);
	p1 /= g; q1 /= g;
	cout << p1 << " " << q1 << '\n';
	return 0;
}