Game of Bits

using System;

class GameOfBits
{
    static void Main()
    {
        uint num = uint.Parse(Console.ReadLine());
        uint newNum = num;
        string binary = Convert.ToString(num, 2);
        Console.WriteLine(binary + " num");
        string command = Console.ReadLine();
        while (command != "Game Over!")
        {
            if (command == "Even")
            {
                num >>= 1;
                Console.WriteLine(Convert.ToString(num, 2).PadLeft(32, '0') + " num >>= 1");

            }
            newNum = ExtractBits(newNum, num);
            num = newNum;
            command = Console.ReadLine();
        }

        int count = 0;
        while (newNum > 0)
        {
            uint bit = newNum & 1;
            if (bit == 1)
            {
                count++;
            }
            newNum >>= 1;
        }

        Console.WriteLine("{0} -> {1}", num, count);
    }

    private static uint ExtractBits(uint newNum, uint num)
    {
        newNum = num & 1;
        Console.WriteLine(Convert.ToString(newNum, 2).PadLeft(32, '0') + " newNUm = num & 1");
        num >>= 2;
        Console.WriteLine(Convert.ToString(num, 2).PadLeft(32, '0') + " num >>= 2");
        int count = 1;
        while (num != 0)
        {
            uint mask = (num & 1);
            Console.WriteLine(Convert.ToString(mask, 2).PadLeft(32, '0') + " mask = (num & 1)");
            mask = mask << count;
            Console.WriteLine(Convert.ToString(mask, 2).PadLeft(32, '0') + " mask = mask << count");
            Console.WriteLine(Convert.ToString(newNum, 2).PadLeft(32, '0') + " newNum");
            newNum |= mask;
            Console.WriteLine(Convert.ToString(newNum, 2).PadLeft(32, '0') + " result of newNum |= mask");
            num >>= 2;
            count++;
        }
        return newNum;
    }
}