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

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);

    int n; cin >> n;
    vector<bool> is_prime(n+1, true), dp(n+1, false);
    is_prime[0] = false;
    is_prime[1] = false;
    for (int i = 2; i < int(pow(n, 0.5))+1; i++) {
        int j = i + i;
        while (j <= n) {
            is_prime[j] = false;
            j += i;
        }
    }
    for (int i = 2; i < n+1; i++) {
        for (int j = 2; j < i+1; j++) {
            if (is_prime[j] && i-j >= 2 && (dp[i-j] == false)) {
                dp[i] = true;
                break;
            }
        }
    }
    if (dp[n]) cout << "Win" << endl;
    else cout << "Lose" << endl;
}