using System;

public class Program

{

    public static void Main()

    {

        Rectangle r=new Rectangle();

        r.setHeight();

        r.setWidth();

        Console.WriteLine(r.getAreaValue());

    }

    class Rectangle{

        private int width,height;

        public void setWidth(){

            width = 5;

        }

        public void setHeight(){

            height=10;

        }

        public void getArea(){

            int area=height * width;

            Console.WriteLine(area);

        }

        public int getAreaValue(){

            int area=height * width;

            return area;

        }

    }

}