#include <bits/stdc++.h>

int main() {
	
	int N;
	std::cin >> N;
	std::list<int> primes;
	primes.push_back(2);
	for(int i=3;i<=N;i+=2){
		if(std::any_of(begin(primes),end(primes),[&](int p){ return i%p==0; }))continue;
		primes.push_back(i);
	}
	std::vector<bool> dp(N+1,false);
	dp[0]=dp[1]=true;
	for(int i=2;i<=N;++i){
		for(auto&v:primes){
			if(i<v)break;
			//遷移先は相手の勝敗
			if(dp[i-v])continue;
			dp[i] = true;
		}
	}
	bool ans = dp[N];
	std::cout << (ans?"Win":"Lose") << std::endl;
}