runtime polymorphism(method overriding)

 

//METHOD OVERRIDING

public class runtime {

    public static void main(String[] args) {

        Deer dc = new Deer();

        dc.eat();

    }

}

class Animal {

    void eat() {

        System.out.println("Eats..");

    }

}

class Deer {

    void eat() {

        System.out.println("Eats grass..");

    }

}