static void Main(string[] args)
        {
            Toy newToy = new Toy(5, "blue");
            Kid kid = new Kid(newToy, "boy");
            Console.WriteLine(kid.ToString());

            Adults adult = new Adults("man", true);
            Console.WriteLine(adult.ToString());
        }
        static void Main(string[] args)
        {
            Toy newToy = new Toy(5, "blue");
            Kid kid    = new Kid(newToy, "boy");

            Console.WriteLine(kid.ToString());

            Adults adult = new Adults("man", true);

            Console.WriteLine(adult.ToString());
        }