static void Main(string[] args)
        {
            Animals animals = new Animals();
            Cats    cat1    = new Cats();

            cat1.Name = "Wilbur";
            animals.Add(cat1);

            animals.AllCats();

            while (true)
            {
                Console.WriteLine("Enter exit to quit program or remove to remove a cat.");
                Console.Write("Enter new cat's name: ");
                Cats   cat2  = new Cats();
                string input = Console.ReadLine();
                if (input.ToLower() == "exit")
                {
                    Console.WriteLine("Bye Bye!");
                    break;
                }
                else if (input.ToLower() == "remove")
                {
                    Console.Write("Enter name of cat you want to remove: ");
                    string removeName = Console.ReadLine();
                    animals.Remove(removeName);
                    animals.AllCats();
                }
                else
                {
                    cat2.Name = input;
                    animals.Add(cat2);
                    Console.WriteLine("Printing all cats...");
                    animals.AllCats();
                }
            }
            Console.Read();
        }
        static void Main(string[] args)
        {
            Animals animals = new Animals();
            Cats cat1 = new Cats();
            cat1.Name = "Wilbur";
            animals.Add(cat1);

            animals.AllCats();

            while(true)
            {
                Console.WriteLine("Enter exit to quit program or remove to remove a cat.");
                Console.Write("Enter new cat's name: ");
                Cats cat2 = new Cats();
                string input = Console.ReadLine();
                if (input.ToLower() == "exit")
                {
                    Console.WriteLine("Bye Bye!");
                    break;
                }
                else if (input.ToLower() == "remove")
                {
                    Console.Write("Enter name of cat you want to remove: ");
                    string removeName = Console.ReadLine();
                    animals.Remove(removeName);
                    animals.AllCats();
                }
                else {
                    cat2.Name = input;
                    animals.Add(cat2);
                    Console.WriteLine("Printing all cats...");
                    animals.AllCats();
                }
            }
            Console.Read();
        }