using System;

using System.Collections;

using System.Linq;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        int[] test1 = { 24, 85, 0 };

        List<byte[]> byteArrays = new List<byte[]>();

        //Convert all nums to 8-bit binary

        for(int i = 0; i < test1.Length; i++)

        {

            BitArray arrayOfBits = new BitArray(new int[] { test1[i] });

            bool[] bits = new bool[arrayOfBits.Count];

            arrayOfBits.CopyTo(bits, 0);

            byte[] bitValues = bits.Select(bit => (byte)(bit ? 1 : 0)).ToArray();

            byte[] final = new byte[8];

            for(int j = 0; j < 8; j++)

            {

                final[j] = bitValues[j];

            }

            Console.WriteLine();

            Array.Reverse(final);

            byteArrays.Add(final);

        }

        string joinBits = "";

        for(int i = byteArrays.Count() - 1; i >= 0; i--)

        {

            foreach(var v in byteArrays[i])

                joinBits = string.Concat(joinBits, v.ToString());

        }

        Console.WriteLine("\n{0}", joinBits);

        int makenums = Convert.ToInt32(joinBits);

        Console.WriteLine("\n{0}",makenums);

        /*-----------------------------------

        int a = 6;

        BitArray ba = new BitArray(new int[] {a});

        bool[] bits = new bool[ba.Count];

        ba.CopyTo(bits, 0);

        byte[] bitValues = bits.Select(bit => (byte)(bit ? 1 : 0)).ToArray();

        byte[] final = new byte[8];

        for(int i = 0; i < 8; i++)

        {

            final[i] = bitValues[i];

        }

        Array.Reverse(final);

        foreach(var v in final)

            Console.Write(v);*/

    }

}

​

​