using System;

namespace ConsoleApp2
{
    class Program
    {
        static void Main(string[] args)
        {
            int eggs =int.Parse(Console.ReadLine());
            int soldEggs = 0;

            while (true)
            {
                string command =Console.ReadLine();

                if (command == "Close")
                {
                    Console.WriteLine("Store is closed!");
                    Console.WriteLine($"{soldEggs } eggs sold.");
                    break;
                }
                int eggsCount = int.Parse(Console.ReadLine());
                if (command == "Fill")
                {
                    eggs += eggsCount;

                }
                if (command == "Buy")
                {
                    if (eggs > eggsCount)
                    {
                        eggs -= eggsCount;
                        soldEggs += eggsCount;

                    }
                    else
                    {
                        Console.WriteLine("Not enough eggs in store!");
                        Console.WriteLine($"You can buy only {eggs}.");
                    }
                }

            }
        }
    }
}