【Java每日一题】20161209

20161208问题解析请点击今日问题下方的“【Java每日一题】20161209”查看

package Dec2016;

public class Ques1209 {

   public static void main(String[] args){
        People g = new People("张三");  // 定义监护人
        People p1 = new People("儿子1", g);
        People p2 = p1.clone();  // 儿子2的信息通过拷贝儿子1来的
        p2.setName("儿子2");

        p1.getGuarder().setName("李四");  // 将儿子1的监护人改为李四

        System.out.println(p1.getName()+"的监控人是："+p1.getGuarder().getName());
        System.out.println(p2.getName()+"的监控人是："+p2.getGuarder().getName());
    }
}

class People implements Cloneable{
    private String name;
    private People guarder;  // 监护人

    /* get、set方法省略 */   

    public People(String name) {
        this.name = name;
    }

    public People(String name, People guarder) {
        this.name = name;
        this.guarder = guarder;
    }

    // 拷贝实现
    @Override
    public People clone(){
        People p = null;        try {
            p = (People) super.clone();
        } catch (Exception e) {
            e.printStackTrace();
        }        return p;
    }
}

今日问题：
请问主程序能否正常运行输出结果？（点击以下“【Java每日一题】20161208”查看20161207问题解析）

题目原发布于公众号、简书：[url=http://mp.weixin.qq.com/s?__biz=MzI4ODEyMTgwMA==&mid=2650163295&idx=1&sn=3eb52e68a145947b18f5b608157a2243&chksm=f3c1def8c4b657ee2a7699a7c1a5709a99ff9933353e8d6617588abc77926ef4a953f622df41#rd]【Java每日一题】20161209[/url]，[url=http://www.jianshu.com/p/6655ac1c742b]【Java每日一题】20161209 [/url]

[img]https://img-blog.youkuaiyun.com/20161017115128961?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/SouthEast[/img]