추상 II

//Animal.java  ------------------------------------------------- (추상 클래스)
abstract class Animal {
	abstract void crying();

}

public class Cat extends Animal {

	@Override
	void crying() {
		// TODO Auto-generated method stub
		System.out.println("냐~ 옹~");
		
	}

}

public class Dog extends Animal {

	@Override
	void crying() {
		// TODO Auto-generated method stub
		System.out.println("멍~ 멍~");
		
	}

}

public class MAin {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		// 추상을 상속받은 클래스의 new 클래스를 생성하여 불러온다.
		Dog dog = new Dog(); 
		Cat cat = new Cat();
		dog.crying();
		cat.crying();
	}

}