using System;

public class Program

{

    public static void Main()

    {

        int[] input = new int[] {0, 0 , 10, 0} ;

        string b1 = Convert.ToString(input[0], 2).PadLeft(32, '0');

        string b2 = Convert.ToString(input[1], 2).PadLeft(32, '0');

        string b3 = Convert.ToString(input[2], 2).PadLeft(32, '0');

        decimal result = 0;

        string s = b3+b2+b1;

        Console.WriteLine("Binary : "+s);

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

        {

          // we start with the least significant digit, and work our way to the left

          if( s[s.Length-i-1] == '0' ) continue;

          result += (decimal)Math.Pow( 2, i );

           Console.WriteLine(result);

        }

        Console.WriteLine("Calculated " + result );

        Console.WriteLine("By Framework " + (new decimal(input)));

    }

}