A program to implement class using inheritance

class Shape

        {

            public void setWidth(int w)

            {

                width = w;

            }

            public void setHeight(int h)

            {

                height = h;

            }

            protected int width;

            protected int height;

        }

        class Rectangle : Shape

        {

            public int getArea()

            {

                return (width * height);

            }

        }

        class RectangleTester

        {

            static void Main(string[] args)

            {

                Rectangle Rect = new Rectangle();

                Rect.setWidth(5);

                Rect.setHeight(7);

                Console.WriteLine("implemrnting inheritance in class......");

                Console.WriteLine("Total area: {0}", Rect.getArea());

                Console.ReadKey();

            }

        }

    }

 

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