#include <iostream>

using namespace std;

int main(int argc, const char *argv[])
{
	int N;
	cin >> N;
	bool primes[N + 1];
	for (auto &&p : primes) p = true;
	primes[0]				  = false;
	primes[1]				  = false;
	for (int i = 2; i <= N; i++) {
		for (int j = i * 2; j <= N; j += i) {
			primes[j] = false;
		}
	}
	bool dp[N + 1] = {false};
	for (int i = 2; i <= N; i++) {
		for (int j = 2; j <= i; j++) {
			if (primes[j]) {
				if (i - j >= 2 && !dp[i - j]) {
					dp[i] = true;
					break;
				}
			}
		}
	}
	//	for (int i = 2; i <= N; i++) {
	//		cout << i << ":" << dp[i] << endl;
	//	}
	cout << (dp[N] ? "Win" : "Lose") << endl;
	return 0;
}