#include <iostream>
#include <math.h>
using namespace std;

bool is_prime(int a) {
    if (a < 4) {
        if (a == 1) {return false;}
        else {return true;}
    } else if (a % 2 == 0) {return false;}
    for (int i = 3; i < sqrt(a) + 2; i+=2) {
        if (a % i == 0) {return false;}
    }
    return true;
}

int prime_num_game(int N, int memo[]) {
    if (N < 2) {return 1;}
    else if (memo[N]) {return memo[N];}
    int i = 2;
    if (prime_num_game(N - 2, memo) == -1) {
        memo[N] = 1;
        return 1;
    }
    for (i = 3; i < N; i+=2) {
        if (!is_prime(i)) {continue;}
        if (prime_num_game(N - i, memo) == -1) {
            memo[N] = 1;
            return 1;
        }
    }
    memo[N] = -1;
    return -1;

}

int main(void) {
    int N;
    cin >> N;
    int memo[N + 1] {0};
    int result = prime_num_game(N, memo);
    if (result == 1) {
        cout << "Win" << endl;
    } else {
        cout << "Lose" << endl;
    }

    return 0;
}