day15_Rectangle1

package com.java1.day15;

class Shape1 {
	public Shape1(String msg) {
		System.out.println("Shape 생성자()" + msg);
	}
}

public class Rectangle1 extends Shape1 {
	public Rectangle1() {
		super("from Rectangle1"); //명시적인 호출
		System.out.println("Rectangle1 생성자()");
	}
}