using System;

namespace GradeDescription
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Hello Codeauri Family, enter a grade here to check the equivalent descriptions below: ");
            char grade = Console.ReadLine().ToUpper()[0];

            switch (grade)
            {
                case 'A':
                    Console.WriteLine("Wow, You are Excellent Scorer");
                    break;
                case 'B':
                    Console.WriteLine("Wow, Very Good");
                    break;
                case 'C':
                    Console.WriteLine("Good");
                    break;
                case 'D':
                    Console.WriteLine("Average");
                    break;
                case 'E':
                    Console.WriteLine("Fail");
                    break;
                default:
                    Console.WriteLine("Invalid grade");
                    break;
            }

            Console.ReadLine();
        }
    }
}