package cn.edu.bjut.chapter3_1;

import cn.edu.bjut.chapter3.Rectangle2;

public class PublicQualifierTester {
	public static void main(String[] args) {
        Rectangle2 rect = new Rectangle2(30, 20); 
        System.out.println(rect.area());
 
        // 错误
        NoQualifier nq = new NoQualifier();
    }
}