using System;

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

        var ans = new string[10001];
        ans[0] = ans[1] = "Win";

        for(int i = 2; i <= n; i++)
        {
            ans[i] = "Lose";
            for (int j = 2; j <= i; j++)
            {
                if (IsPrime(j) && ans[i - j] == "Lose")
                {
                    ans[i] = "Win";
                    break;
                }
            }
        }

        Console.WriteLine(ans[n]);
    }

    static bool IsPrime(int a)
    {
        bool b = true;
        for (int i = 2; i * i <= a; i++)
        {
            if (a % i == 0)
            {
                b = false;
                break;
            }
        }
        return b;
    }
}