static void Main()
        {
            ICar car = new Benz();

            car.Break();
            car.Engine();


            car = new Toyota();
            car.Break();
            car.Engine();

            car = new Maruti();
            car.Break();
            car.Engine();

            Benz Bcar = new Benz();

            Bcar.BenzFunctionality();

            Toyota Tcar = new Toyota();

            Tcar.ToyotaFunctionality();

            Console.Read();
        }
        static void Main()
        {
            Benz benz = new Benz();

            Console.WriteLine("type of break {0}", benz.Break());
            Console.WriteLine("engine type is {0}", benz.Engine());
            benz.BenzFunctionality();

            Toyota toyota = new Toyota();

            Console.WriteLine("type of break {0}", toyota.Break());
            Console.WriteLine("engine type is {0}", toyota.Engine());
            toyota.ToyotaFunctionality();
            Console.Read();
        }