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

#define rep(i,n) for(int (i)=0;(i)<(n);(i)++)
#define rep3(i,m,n) for(int (i)=m;(i)<=(n);(i)++)
#define rep3rev(i,m,n) for(int (i)=m;(i)>=(n);(i)--)
#define all(a) (a.begin()),(a.end())
#define rall(a) (a.rbegin()),(a.rend())
#define fi first
#define se second

typedef long long ll;
typedef vector<int> vi;
typedef vector<vector<int>> vvi;
typedef pair<int, int> pii;

bool isPrime(int x){
    if(x==0 || x==1) return false;
    int rx = floor(sqrt(x));    
    rep3(i,2,rx){
        if(x%i==0) return false;
    }
    return true;
}

void Main(){
    int n;
    cin >> n;
    vector<bool> res(n+10);
    res[0] = res[1] = true;
    res[2] = false;
    rep3(i,3,n) {
        res[i] = false;
        rep3(j,2,i-2){
            if(!res[j] && isPrime(i-j)) res[i] = true;
            break;
        }
    }
    if(res[n]) cout << "Win" << endl;
    else cout << "Lose" << endl;
    return;
}

int main(){
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);
    cout << fixed << setprecision(15);
    Main();
    return 0;
}