using System;

public class Program

{

    public static void Main()

    {

        //Melinna Gámez

        int score;

        Console.WriteLine("Hello!");

        Console.WriteLine("Please give me your bowling score");

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

        if (score == 300 && score < 300)

        {

            Console.WriteLine("Perfet score!");

        }

        else if (score == 200 || score > 200)

        {

            Console.WriteLine("Great score!");

        }

        else if (score == 100 || score > 100)

        {

            Console.WriteLine("Good, you can do better!");

        }

        else if (score < 100)

        {

            Console.WriteLine("Sorry, you are not good at bowling");

        }

        else if (score > 300)

        {

            Console.WriteLine("That´s impossible, please start again");

        }

    }

}