Program to demonstrate Constructor

/* Program to demonstrate Constructor */

class Rectangle
{
    int length;
    int width;

    // This is Constructor for Rectangle
    Rectangle()
    {
        System.out.println(" Constructing Rectangle....");
        length = 20;
        width = 15;
    }

    // compute and return Area of a Rectangle
    int area()
    {
        return length*width;
    }

   
}


class RectangleDemo5
{
    public static void main(String args[])
    {
        // Declare, allocate, and initialize Rectangle Object
        Rectangle rect1 = new Rectangle();
        Rectangle rect2 = new Rectangle();
        int a;
   
       
        // get area of first rectangle
        a = rect1.area();         
        System.out.println(" Area of Rectangle is : "+a);
       
        // get area of second rectangle
        a= rect2.area();         
        System.out.println(" Area of Rectangle is : "+a);
    }
}