using System;
using System.Collections.Generic;
class Program {
    static void Main() {
        int n = int.Parse(Console.ReadLine());

        List<int> ps = new List<int> { 2 };
        for (int i = 3; i < n; i++) {
            for (int j = 2; j < i; j++) {
                if (i % j == 0) goto exit;
            }
            ps.Add(i);
            exit:;
        }

        bool[] win = new bool[n + 1];

        for (int i = 2; i < n - 1; i++) {
            if (win[i]) continue;
            foreach (int p in ps) {
                int t = i + p;
                if (n < t) break;
                win[t] = true;
            }
        }

        Console.WriteLine(win[n] ? "Win" : "Lose");
    }
}