using System;

public class Program

{

    public static void Main()

    {

Console.WriteLine("enter the number");

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

if(num%2==0)

{

    Console.WriteLine("the number is zawge");

    Console.WriteLine(num+1);

}

else

{

    Console.WriteLine("the number farde");

    Console.WriteLine(num-1);

}

    }

}