import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        boolean[] isNotPrime = new boolean[n + 1];
        ArrayList<Integer> primes = new ArrayList<>();
        for (int i = 2; i <= n; i++) {
            if (!isNotPrime[i]) {
                primes.add(i);
                for (int j = 2; j * i <= n; j++) {
                    isNotPrime[i * j] = true;
                }
            }
        }
        boolean[] isWin = new boolean[n + 1];
        isWin[0] = true;
        isWin[1] = true;
        for (int i = 2; i <= n; i++) {
            for (int x : primes) {
                if (x > i) {
                    break;
                }
                if (!isWin[i - x]) {
                    isWin[i] = true;
                    break;
                }
            }
        }
        if (isWin[n]) {
            System.out.println("Win");
        } else {
            System.out.println("Lose");
        }
    }
}