Easter Shop

using System;

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

            string input = Console.ReadLine();
            while (input != "Close")
            {
               int eggs = int.Parse(Console.ReadLine());
                if (input == "Buy")
                {
                    if (availableEggs - eggs < 0)
                    {
                        break;
                    }
                    availableEggs -= eggs;
                    soldEggs += eggs;
                }
                else if (input == "Fill")
                {
                    availableEggs += eggs;
                }
                input = Console.ReadLine();
            }
            if (input == "Close")
            {
                Console.WriteLine("Store is closed!");
                Console.WriteLine($"{ soldEggs} eggs sold.");
            }
            else
            {
                Console.WriteLine("Not enough eggs in store!");
                Console.WriteLine($"You can buy only {availableEggs}.");
            }
        }
    }
}