using System;

public class Program

{

    public static void Main()

    {

        int x,num,y,count=0;

        Console.WriteLine("please enter the number");

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

        x=num<<1;

        y=x^num;

        y=y+1;

        while((y/2)!=0)

        {

            if (y % 2 != 0)

            {

                count++;

                break;

            }

            else

            {

                y=y/2;

            }

        }

        if (count==1)

        {

            Console.WriteLine("false");

        }

        else

        {

            Console.WriteLine("true");

        }

           Console.ReadLine();

    }

}