//PROGRAM TO FIND AREA OF RECTANGLE USING DEFAULT AND PARAMETERIZED CONSTRUCTOR
class Rectangle
{
int ar,length,breadth;
Rectangle( ) //DEFAULT CONSTRUCTOR
{
length=10;
breadth=20;
}
Rectangle(int l, int b) //PARAMETERIZED CONSTRUCTOR
{
length=l;
breadth=b;
}
void area( ) //CALCULATING AREA
{
ar=length*breadth;
System.out.println(” “+ar);
}
public static void main(String args[ ])
{
Rectangle r1=new Rectangle( ); //DEFAULT CONSTRUCTOR IS CALLED
Rectangle r2=new Rectangle(15,15); //PARAMETERIZED CONSTRUCTOR
System.out.println(“Area of rectangle with default constructor is: “);
r1.area( );
System.out.println(“Area of rectangle with parameterized constructor is: “);
r2.area( );
}
}