using System;
using System.Collections.Generic;
using System.Linq;

namespace No._07
{
    class Program
    {
        static List<int> prime = new List<int>();
        static bool[,] memo;

        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            memo = new bool[n + 1, 2];
            memo[0, 0] = memo[0, 1] = true;
            memo[1, 0] = memo[1, 1] = true;

            primeCheck(n);

            if (judgmentCheck(n))
            {
                Console.WriteLine("Win");
            }
            else
            {
                Console.WriteLine("Lose");
            }
        }

        static void primeCheck(int n)
        {
            bool[] data = Enumerable.Repeat(true, n + 1).ToArray();

            for (int i = 4; i <= n; i += 2)
                data[i] = false;

            for (int i = 3; i <= (int)Math.Sqrt((double)n); i += 2)
                for (int j = 2; i * j <= n; j++)
                    data[i * j] = false;

            for (int i = n; i >= 2; i--)
                if (data[i])
                    prime.Add(i);

            return;
        }

        static bool judgmentCheck(int n)
        {
            if (memo[n, 0])
                return memo[n, 1];

            memo[n, 0] = true;

            foreach (int a in prime)
                if (n >= a)
                    if (!judgmentCheck(n - a))
                        return memo[n, 1] = true;

            return false;
        }
    }
}