#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <numeric>
#include <functional>
#include <cmath>
#include <queue>
#include <stack>

#define repd(i,a,b) for (int i=(a);i<(b);i++)
#define rep(i,n) repd(i,0,n)
typedef long long ll;

using namespace std;


int inputValue(){
    int a;
    cin >> a;
    return a;
};

void inputArray(int * p, int a){
    rep(i, a){
        cin >> p[i];
    }
};

void inputVector(vector<int> * p, int a){
    rep(i, a){
        int input;
        cin >> input;
        p -> push_back(input);
    }
}

template <typename T>
void output(T a, int precision) {
    if(precision > 0){
        cout << setprecision(precision)  << a << "\n";
    }
    else{
        cout << a << "\n";
    }
}



// n未満の素数リストを返す
vector<int> primeList(int n){
    vector<bool> isPrime(n);
    // prime: false, composite: true
    rep(i, n){
        isPrime[i] = false;
    }
    isPrime[0] = isPrime[1] = true;
    vector<int> prime;
    repd(i, 2, n){
        if (isPrime[i]) {
            continue;
        }
        prime.push_back(i);
        for (int j = i * 2; j < n; j += i) {
            isPrime[j] = true;
        }
    }
    return prime;
}
bool V[10010];
void isVictory(int N){
    rep(i, N) {
        V[i] = false;
    }
    V[0] = V[1] = true; //勝ち
    
    vector<int> pl = primeList(N + 1);
    
    repd(i, 2, N + 1){
        int ind = 0;
        bool e = true;
        while (pl[ind] <= i) {
            e &= V[i - pl[ind]];
            ind++;
        }
        
        V[i] = !e;
        
        
    }
}



int main(int argc, const char * argv[]) {
    
    // source code
    int N = inputValue();
    isVictory(N + 2);
    output(V[N] ? "Win" : "Lose", 0);
    
    return 0;
}