#include <iostream>
#include <vector>
using namespace std;
int main(){
	int N;
	cin >> N;
	vector<bool> prime(N + 1, true);
	prime[0] = false;
	prime[1] = false;
	for (int i = 2; i <= N; i++){
		if (prime[i]){
			for (int j = i * 2; j <= N; j += i){
				prime[j] = false;
			}
		}
	}
	vector<bool> dp(N + 1, false);
	dp[0] = true;
	dp[1] = true;
	for (int i = 2; i <= N; i++){
		for (int j = 0; j <= i; j++){
			if (prime[j] && !dp[i - j]){
				dp[i] = true;
			}
		}
	}
	if (dp[N]){
		cout << "Win" << endl;
	} else {
		cout << "Lose" << endl;
	}
}