#include <bits/stdc++.h>
using namespace std;

int main(){
    int N;
    cin >> N;

    vector<int> P;
    for (int n = 2; n <= N; n++){
        bool ok = true;
        for (int m = 2; m*m <= n; m++){
            if (n%m == 0){
                ok = false;
                break;
            }
        }
        if (ok) P.push_back(n);
    }

    vector<bool> dp(N+1, false);
    for (int i = 2; i <= N; i++){
        for (int p : P){
            if (i-p <= 1) break;
            if (!dp[i-p]){
                dp[i] = true;
                break;
            }
        }
    }

    cout << (dp[N]? "Win": "Lose") << endl;
}