using System;

using System.Runtime.InteropServices;

public class Program

{

    public static bool OddNumBits(uint num)

    {

        bool result = false;

        for (int i=0; i< Marshal.SizeOf(num)*8; i++)

        {

            result ^= ((num & 0x01) == 1);

            num = num >> 1;

        }

        return result;

    }

    public static void Main()

    {

        while (true)

            {

        Console.WriteLine("Number?");

        uint num = uint.Parse(Console.ReadLine());

        Console.WriteLine(OddNumBits(num));

        }

    }

}