#include <iostream>
#include <cstring>

const int max = 10001;

bool isPrime[max];
bool isWin[max];

void init(){
	for (int i = 0; i < max; i++)isPrime[i] = true, isWin[i] = false;
	isPrime[0] = false;
	isPrime[1] = false;

	for (int i = 2; i * i <= max; i++){
		if (!isPrime[i])continue;
		for (int j = i * 2; j < max; j += i)isPrime[j] = false;
	}

	isWin[0] = true;
	isWin[1] = true;

	for (int i = 3; i < max; i++){
		for (int j = 2; j <= i; j++){
			if (isPrime[j] && !isWin[i - j])isWin[i] = true;
		}
	}
}

int main(){
	int n;
	std::cin >> n;

	init();

	std::cout << (isWin[n] ? "Win" : "Lose") << std::endl;

	return 0;
}