import java.util.Arrays;
import java.util.Scanner;
 
public class Main {
	public static void main(String[] args){
		new Main();
	}
 
	private boolean primes[];
	public Main(){
		Scanner sc = new Scanner(System.in);
 
		primes = new boolean[10001];
		Arrays.fill(primes, true);
		primes[0] = primes[1] = false;
		for(int i=2;i<primes.length;i++){
			if(primes[i]){
				for(int j=i*2;j<primes.length;j+=i){
					primes[j] = false;
				}
			}
		}
 
		int n = sc.nextInt();
		boolean[] isWin = new boolean[10001];
		isWin[0] = isWin[1] = isWin[4]=true;
		for(int i=5;i<=n;i++){
			for(int j=2;j<=i;j++){
				if(primes[j] && !isWin[i-j]){
					isWin[i] = true;
					break;
				}
			}
		}
		if(isWin[n])
			System.out.println("Win");
		else
			System.out.println("Lose");
	}
}