using System;

public class Program

{

    public static void Main(string[] args)

    {

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

        switch (caseSwitch)

        {

            case 1:

                Console.WriteLine("Good morning");

                break;

            case 2:

                Console.WriteLine("Good afternoon");

                break;

            case 3:

                Console.WriteLine("Good evening");

                break;

            case 4:

                Console.WriteLine("Good night");

                break;

            default:

                Console.WriteLine("Sorry!! try again");

                break;

        }

    }

}