using System;

namespace ExcelentResult
{
    internal class Program
    {
        static void Main(string[] args)
        {

            double grade = double.Parse(Console.ReadLine());

            if (grade >= 5.50)
            {
                Console.WriteLine("Excellent!");
            }

            if (grade >= 6)
            {
                Console.WriteLine("You cant be that good");
            }

            if (grade <= 2)
            {
                Console.WriteLine("umm you cant be that bad");
            }





        }
    }
}