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

namespace No._07
{
    class Program
    {
        static List<int> prime = new List<int>();

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

            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 (n <= 1)
                return false;
            else
            {
                bool WinLose = false;
                foreach (int a in prime)
                {
                    if (n <= a)
                    {
                        if (!judgmentCheck(n - a))
                        {
                            WinLose = true;
                            break;
                        }
                    }
                }
                return WinLose;
            }
        }
    }
}