Interface :)

public interface Animal
{
    public void eat();
    public void run();

}
public class Dog implements Animal {


    public void eat() {

        System.out.println("\nDog eats meat.");

    }

    public void run() {

        System.out.println("Dog can run.");

    }

}
public class Cat implements Animal {


    public void eat() {

        System.out.println("Cat eats meat.");

    }

    public void run() {

        System.out.println("Cat can run.");

    }


    }
public class Main {

    public static void main(String[] args) {

                Animal c1 = new Cat();

                Animal d2 = new Dog();

                c1.eat();
                c1.run();
                d2.eat();
                d2.run();

    }

}