Animal2.java

class Testing2
{
 public static void main (String[] args)
 {
 Animal2 ob1 = new Dog2();
 Animal2 ob2 = new Tiger2();
 ob1.sound();
 ob2.sound();
 } 
}
class Animal2
{
 void sound()
 {
 System.out.println("Sound of Animals, which varies");
 }
}

class Dog2 extends Animal2
{
 void sound()per
 {
 System.out.println("Barking");
 }
}

class Tiger2 extends Animal2
{
 void sound()
 {
 System.out.println("Roaring");
 }
}