#include<bits/stdc++.h>
using namespace std;
using ll=long long;
int main()
{
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    vector<ll>isp(10009,1),primes;
    isp[0]=isp[1]=0;
    for(int i=2;i<10009;i++)
    {
        if(!isp[i])continue;
        primes.push_back(i);
        for(int j=i+i;j<10009;j+=i)isp[j]=1;
    }
    ll n;cin>>n;
    ll sum=0;
    for(auto prime:primes)
    {
        if(prime>n)break;
        sum^=prime;
    }
    if(sum==0)cout<<"Win"<<endl;
    else cout<<"Lose"<<endl;
}