fn read<T: std::str::FromStr>() -> T {
    let mut s = String::new();
    std::io::stdin().read_line(&mut s).ok();
    s.trim().parse().ok().unwrap()
}

fn primes(n:usize) -> Vec<usize> {
    let mut result = vec![];
    if n >= 2 {
        for i in 2..=n {
            if i == 2 {
                result.push(i);
            } else if i % 2 != 0 {
                let mut is_prime = true;
                for j in 2..i {
                    if i % j == 0 {
                        is_prime = false;
                        break;
                    }
                }
                if is_prime {
                    result.push(i);
                }
            }
        }
    }
    result
}

fn main() {
    let n:usize = read();

    let primes = primes(n);

    let start = primes.len();
    let mut msg = "";
    let mut win = false;
    for i in (0..start).rev() {
        if n - primes[i] < 5 && n - primes[i] > 1 {
            win = true;
            break;
        } else if n - primes[i] >= 5 {
            break;
        }
    }
    if win {
        println!("Win");
    } else {
        println!("Lose");
    }
}