#include <bits/stdc++.h>

//const static double	de_PI	= 3.14159265358979323846;
//const static double	de_EPS	= 0.000001;
//const static int	de_MOD = 1000000007;
//const static int	de_MAX = 999999999;
//const static int	de_MIN = -999999999;

inline bool Judge_PrimeNumber(const int &a) {

	if (a < 2) { return false; }
	if (a == 2 || a == 3) { return true; }
	if (a % 2 == 0) { return false; }
	if (a % 6 != 1 && a % 6 != 5) { return false; }

	for (int i = 5; i <= a / i; i += 2) {
		if (a%i == 0) { return false; }
	}

	return true;
}

int main(void) {

	//std::ifstream inf("123.txt");	std::cin.rdbuf(inf.rdbuf());

	int N = 0;
	std::cin >> N;

	if (Judge_PrimeNumber(N - 2)) {
		std::cout << "Win" << std::endl;
		return 0;
	}

	if (Judge_PrimeNumber(N - 3)) {
		std::cout << "Win" << std::endl;
		return 0;
	}

	std::cout << "Lose" << std::endl;

}