#include <bits/stdc++.h>

using namespace std;

int main() {
	int n;
	cin >> n;
	vector<int> p(n + 1);
	for (int i = 0;i <= n;i++) {
		p[i] = -1;
	}
	for (int i = 2;i <= n;i++) {
		if (p[i] == -1) {
			p[i] = 1;
			for (int j = 2;j*i <= n;j++) {
				p[j*i] = 0;
			}
		}
	}
	vector<bool> win(n + 1);//iで自分に番が回ってきたときに勝つならtrue
	win[0] = true;
	win[1] = true;
	for (int i = 2;i <= n;i++) {
		bool b = false;
		for (int j = 2;j <= i;j++) {
			if (p[j]&&!win[i-j]) {	//次の番で相手が勝てるとき、自分は負ける
				b = true;
				break;
			}
		}
		win[i] = b;
		//cout << i << "," << b << endl;
	}
	cout << (win[n] ? "Win" : "Lose") << endl;




	return 0;
}