static void Main()
        {
            try
            {
                string author = Console.ReadLine();
                string title  = Console.ReadLine();

                decimal           price             = decimal.Parse(Console.ReadLine());
                Book              book              = new Book(author, title, price);
                GoldenEditionBook goldenEditionBook = new GoldenEditionBook(author, title, price);
                Console.WriteLine(book + Environment.NewLine);
                Console.WriteLine(goldenEditionBook);
            }
            catch (ArgumentException argEx)
            {
                Console.WriteLine(argEx.Message);
            }
        }
        public static void Main()
        {
            try
            {
                var author = Console.ReadLine();
                var title  = Console.ReadLine();
                var price  = decimal.Parse(Console.ReadLine());

                var book = new Book(author, title, price);
                var goldenEditionBook = new GoldenEditionBook(author, title, price);

                Console.WriteLine(book + Environment.NewLine);
                Console.WriteLine(goldenEditionBook);
            }
            catch (ArgumentException ae)
            {
                Console.WriteLine(ae.Message);
            }
        }
        static void Main(string[] args)
        {
            try
            {
                string author = Console.ReadLine();
                string title  = Console.ReadLine();
                double price  = double.Parse(Console.ReadLine());

                Book book = new Book(author, title, price);
                GoldenEditionBook goldenEditionBook = new GoldenEditionBook(author, title, price);

                Console.WriteLine(book);
                Console.WriteLine();
                Console.WriteLine(goldenEditionBook);
            }
            catch (ArgumentException ex)
            {
                Console.WriteLine(ex.Message);
            }
        }