import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Main {

	static List<Integer> sleeve = new ArrayList<>();

	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		int N = scanner.nextInt();

		sleeve(N);
		System.out.println(f(N) ? "Win" : "Lose");
	}

	private static void sleeve(int n) {
		boolean s[] = new boolean[n + 1];
		for (int i = 2; i <= n; i++) {
			if (s[i])
				continue;

			for (int j = i * 2; j <= n; j += i) {
				s[j] = true;
			}
		}
		for (int i = 2; i <= n; i++) {
			if (!s[i])
				sleeve.add(i);
		}
	}

	private static boolean f(int n) {
		boolean[] win = new boolean[n + 1];
		for (int i = 0; i <= n; i++) {
			for (int j = 0; j < sleeve.size(); j++) {
				if (i - sleeve.get(j) < 2)
					break;
				if (!win[i - sleeve.get(j)]) {
					win[i] = true;
					break;
				}
			}
		}

		return win[n];
	}

}