#include <iostream>
//#include <stdbool>
#include <vector>
#include <cmath>

using namespace std;

#define MAXN 10000

vector<bool> dp(MAXN);

vector<int> plist(MAXN);

int psize;

void makedp(int n)
{
	dp[0] = dp[1] = true;
	dp[2] = false;

	for( int i = 3; i <= n ; i++ ) {
		dp[i] = false;
		for( int j = 0; plist[j] <= i && j < psize; j++ ) {
			if( dp[i - plist[j]] == false ) {
				dp[i] = true;
				break;
			}
		}
	}
}
bool isprime( int n )
{
	if( n == 2 || n == 1) {
		return true;
	}
	for( int i = 2; i <= sqrt(n); i+=1 ) {
		if( n % i == 0 ) {
			return false;
		}
	}
	return true;
}

void makeprime( int n ) {
	for( int i = 2; i < n; i++ ) {
		if( isprime( i ) ) {
			plist[psize++] = i;
		}
	}
}

int main()
{
	int N;
	cin >>N;
	makeprime(N);
	/*
	for( int i = 0; i < psize; i++ ) {
		cout << plist[i] << " ";
	}
	cout << endl;
	*/

	makedp(N);

	/*
	for( int i = 0; i <= N; i++ ) {
		if( dp[i] == true ) {
			cout << i << " WIN" << endl;
		}
		else {
			cout << i << " LOSE" << endl;
		}
	}
	/**/
	if( dp[N] == true ) {
		cout << "Win" << endl;
	}
	else {
		cout << "Lose" << endl;
	}

	return 0;
}