namespace P4_Random_test
{
    using System;

    public class Program
    {
        public static void Main()
        {
            int eggInStoreCount = int.Parse(Console.ReadLine());
            string input = Console.ReadLine();

            int soldEggs = 0;

            while (input != "Close")
            {
                int eggs = int.Parse(Console.ReadLine());

                if (input == "Buy")
                {
                    if (eggInStoreCount - eggs < 0)
                    {
                        Console.WriteLine($"Not enough eggs in store!");
                        Console.WriteLine($"You can buy only {eggInStoreCount}.");

                        return;
                    }

                    eggInStoreCount -= eggs;
                    soldEggs += eggs;
                }
                else
                {
                    eggInStoreCount += eggs;
                }

                input = Console.ReadLine();
            }

            Console.WriteLine($"Store is closed!");
            Console.WriteLine($"{soldEggs} eggs sold.");
        }
    }
}