using System;

public class Program

{

    public static void Main()

    {

        double exam, programs_num;

        Console.WriteLine("Vuvedeta uspeha");

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

        Console.WriteLine("progrms num");

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

        if (exam>=4.50 && programs_num>20.00) Console.WriteLine("Chestito");

        if (exam>=4.50 && programs_num<20.00) Console.WriteLine("Opitai sledvashtata sedmica");

        else Console.WriteLine(" Shte se vidim prez sledvashtata sesiq");

    }

}