using System;

namespace _04.EasterShop
{
    class EasterShop
    {
        static void Main(string[] args)
        {
            int eggs = int.Parse(Console.ReadLine());

            int eggsSold = 0;

            string command = Console.ReadLine();

            while (command != "Close")
            {
                if (command == "Fill")
                {
                    int fill = int.Parse(Console.ReadLine());
                    eggs += fill;
                }
                if (command == "Buy")
                {
                    int count = int.Parse(Console.ReadLine());
                    if (count <= eggs)
                    {
                        eggs -= count;
                        eggsSold += count;
                    }
                    else
                    {
                        Console.WriteLine("Not enough eggs in store!");
                        Console.WriteLine($"You can buy only {eggs}.");
                        break;
                    }
                }
                command = Console.ReadLine();
            }
            if ("Close" == command)
            {
                Console.WriteLine("Store is closed!");
                Console.WriteLine($"{eggsSold} eggs sold.");
            }
        }
    }
}