#[macro_export]
macro_rules! setup {
    { mut $input:ident: SplitWhitespace $(,)? } => {
        use std::io::Read;
        let mut buf = String::new();
        std::io::stdin().read_to_string(&mut buf).unwrap();
        let mut $input = buf.split_whitespace();
    };
}

#[macro_export]
macro_rules! parse_next {
    ($str_iter:expr) => {
        $str_iter.next().unwrap().parse().unwrap()
    };
}

fn main() {
    setup! { mut input: SplitWhitespace };

    let n: usize = parse_next!(input);

    let mut primes_under: Vec<Vec<usize>> = vec![];
    for i in 0..=n {
        match i {
            0 | 1 => primes_under.push(vec![]),
            i => {
                let mut primes = primes_under[i - 1].clone();
                if primes_under[i - 1]
                    .iter()
                    .take_while(|&&p| p * p <= i)
                    .all(|&p| i % p != 0)
                {
                    primes.push(i);
                }
                primes_under.push(primes);
            }
        }
    }
    let primes_under = primes_under;

    let ans = {
        let mut dp = vec![false; n + 1];
        for i in 2..=n {
            for &p in primes_under[i].iter() {
                if (i - p) != 0 && (i - p) != 1 {
                    if !dp[i - p] {
                        dp[i] = true;
                        break;
                    }
                }
            }
        }
        match dp[n] {
            true => "Win",
            false => "Lose",
        }
    };

    println!("{}", ans);
}