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


using i64 = long long;
using u64 = unsigned long long;
using i32 = int;
using u32 = unsigned int;
#define rep(i,n) for(int i=0; i<(int)(n); i++)


u64 GCD(u64 a, u64 b){ return b ? GCD(b, a%b) : a; }


int main() {
    u64 N,M,K; cin >> N >> M >> K;
    u64 P = M * (N-1);
    u64 Q = N * (N-K-1);
    u64 g = GCD(P,Q);
    P /= g; Q /= g;
    cout << P << ' ' << Q << '\n';
    return 0;
}




struct ios_do_not_sync{
    ios_do_not_sync(){
        std::ios::sync_with_stdio(false);
        std::cin.tie(nullptr);
    }
} ios_do_not_sync_instance;