using System;

public class Program

{

    public static void Main(string[] args)

    {

        char nh;

        Console.Write("Masukkan Nilai Huruf: ");

        nh = char.Parse(Console.ReadLine());

        if (nh == 'A' || nh == 'B' || nh == 'C')

        {

            Console.WriteLine("Selamat! Anda Lulus");

        }

        else if (nh == 'D' || nh == 'E')

        {

            Console.WriteLine("Maaf! Anda Gagal");

        }

        else

        {

            Console.WriteLine("Tidak Valid!");

        }

        Console.ReadLine();

    }

}