public class Cube1 { int length; int breadth; int height; public int getVolume() { return (length * breadth * height); } Cube1() { length = 10; breadth = 10; height = 10; } Cube1(int l, int b, int h) { length = l; breadth = b; height = h; } public static void main(String[] args) { Cube1 cubeObj1, cubeObj2; cubeObj1 = new Cube1(); cubeObj2 = new Cube1(10, 20, 30); System.out.println("Volume of Cube1 is : " + cubeObj1.getVolume()); System.out.println("Volume of Cube1 is : " + cubeObj2.getVolume()); } }