fn gcd(a: usize, b: usize) -> usize {
    if b == 0 { return a; }
    gcd(b, a%b)
}

fn main() {
    let mut nmk = String::new();
    std::io::stdin().read_line(&mut nmk).ok();
    let nmk: Vec<usize> = nmk.trim().split_whitespace().map(|s| s.parse().unwrap()).collect();
    let n = nmk[0];
    let m = nmk[1];
    let k = nmk[2];

    let num = m * (n - 1);
    let denom = n * (n - k - 1);
    let gcdval = gcd(num, denom);
    println!("{} {}", num / gcdval, denom / gcdval);
}