using System;

using System.Collection.Generic;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

    public static List<int> GenerateEntropy(int length)

    {

        List<int> output = new List<int>();

        for (int i = length; i != MathF.Ceiling(length / 2); i--)

        {

            output.Add(i);

            if (i != MathF.Ceiling(length / 2f))

                output.Add(i - (int) MathF.Ceiling(length / 2f));

        }

​

        return output;

    }

}