dog.eat C# (CSharp) Метод

       public override void eat()
       {
         //eat Meat
       }
    }

        static void Main(string[] args)
        {
            /*Inheritance*/
            Area a1 = new Area();

            Console.WriteLine("ENTER HEIGHT");
            a1.Height = Convert.ToDouble(Console.ReadLine());
            Console.WriteLine("ENTER WIDTH");
            a1.Width = Convert.ToDouble(Console.ReadLine());
            a1.getdata(a1.Height, a1.Width);
            double area = a1.area();

            Console.WriteLine($"Area Of Rectengle IS :-  {area}");

            dog d1 = new dog();

            d1.eat();
            d1.sleep();
            d1.walk();

            /* Interface */
            IsFile s1 = new File();;

            Console.WriteLine("Please Enter The Content");
            string Content = Console.ReadLine();

            s1.Writing(Content);
            s1.Reading();

            File f1 = new File();

            f1.Reading();
            f1.Extra();
            f1.Writing(Content);

            /*Abstraction*/

            Console.WriteLine("RECTENGLE");
            Console.WriteLine("Enter THE Height");
            double height = Convert.ToDouble(Console.ReadLine());

            Console.WriteLine("Enter The Width");
            double     width = Convert.ToDouble(Console.ReadLine());
            Rectenglee r1    = new Rectenglee(height, width);
            double     areaa = r1.GetArea();

            Console.WriteLine("Area Of Rectengle :-" + areaa);

            Console.WriteLine("Squre");
            Console.WriteLine("ENTER THE LENGTH");
            double length = Convert.ToDouble(Console.ReadLine());
            Squre  sq     = new Squre(length);
            double areaaa = sq.GetArea();

            Console.WriteLine("Area Of The Squre Is :-" + areaaa);

            /*Polymorphism*/

            Shape sh = new Shape();

            sh.draw();
            sh = new Tringle();
            sh.draw();
            sh = new Cube();
            sh.draw();
            sh = new Circle();
            sh.draw();
        }