using System;

public class Program

{

    public static void Main()

    {

        int[] intArray = new int[] { 32, 64, 80, 160, 192, 208, 33, 65, 81, 161, 193, 209, 33};

        foreach(int temp in intArray) 

        {

            string vehicleClassIdBinary2 = Convert.ToString(temp, 2);       

            char[] myArr = vehicleClassIdBinary2.ToCharArray();

            Console.WriteLine("----------------------------------------");  

            Console.WriteLine("Eight bits : "  + new string(myArr));    

            Array.Reverse(myArr);

            string reversedEightBitsRepresentation = new string(myArr);

            reversedEightBitsRepresentation = reversedEightBitsRepresentation.PadLeft(8, '0');

            string fourLastBits = reversedEightBitsRepresentation.Substring(reversedEightBitsRepresentation.Length - 4);

​

            Console.WriteLine("Original int value : " + Convert.ToInt32(vehicleClassIdBinary2, 2)); 

            Console.WriteLine("Reversed eight bits : "  + reversedEightBitsRepresentation); 

​

            Console.WriteLine("Last 4 bits : " + fourLastBits);

            Console.WriteLine("Last 4 bits converted to int : " + Convert.ToInt32(fourLastBits, 2));

            Console.WriteLine("----------------------------------------");

        }

    }

}