[JAVA] ch07-15. 객체 지향 15

 

public class Ex15 {
    public static void main(String[] args){
        Super parent = new Sub2();
        Sub2 child = new Sub2();
        
        System.out.println(parent.x);
        System.out.println(child.x);
        parent.method();
        child.method();
    }
}

class Sub2 extends Super{
    
}