//No.7 プライムナンバーゲーム

import java.util.*;
import java.io.*;
import static java.util.Arrays.*;
import static java.lang.Math.*;

public class No7 {
    
    static final Scanner sc = new Scanner(System.in);
    static final PrintWriter out = new PrintWriter(System.out,false);

    static void solve() {
        int n = sc.nextInt();
        int[] primes = sieveOfEratosthenes(n+1);
        boolean[] dp = new boolean[n+1];
        dp[0] = dp[1] = true;
        for (int i=2; i<=n; i++) {
            for (int j=0; j<primes.length; j++) {
                if (i < primes[j]) break;
                if (!dp[i-primes[j]]) {
                    dp[i] = true;
                    break;
                }
            }
        }
        out.println(dp[n]?"Win":"Lose");
    }

    static int[] sieveOfEratosthenes(int n) {
        if (n < 2) return null;
        boolean[] isPrime = new boolean[n];
        fill(isPrime,true);
        int[] ret = new int[n];
        int ptr = 0;
        isPrime[0] = isPrime[1] = false;
        for (int i=2; i<n; i++) {
            if (isPrime[i]) {
                ret[ptr++] = i;
                for (int j=i+i; j<n; j+=i) isPrime[j] = false;
            }
        }
        return Arrays.copyOfRange(ret,0,ptr);
    }

    public static void main(String[] args) {
        long start = System.currentTimeMillis();

        solve();
        out.flush();

        long end = System.currentTimeMillis();
        //trace(end-start + "ms");
        sc.close();
    }

    static void trace(Object... o) { System.out.println(deepToString(o));}
}