ObjectCountDemo.java

class Box{
	private double width,height,depth;
	private static int count;
	Box(){count++;}
	Box(double w,double h,double d){
		width = w;
		height = h;
		depth = d;
		count++;
	}
	Box(double val){
		width = height = depth = val;
		count++;
	}
	Box(Box obj){
		width = obj.width;
		height = obj.height;
		depth = obj.depth;
		count++;
	}
	
	double volume() {
		return width*height*depth;
	}
	static int getCount()
	{
		return count;
	}
	
}


public class ObjectCountDemo {

	public static void main(String[] args) {
		System.out.println("No of objects created: "+Box.getCount());
		Box myBox1 = new Box();
		Box myBox2 = new Box(1,2,3);
		System.out.println("No of objects created: "+Box.getCount());
		Box myCube = new Box(5);
		Box myClone = new Box(myBox2);
		System.out.println("No of objects created: "+Box.getCount());

	}

}