【Java每日一题】20161219

20161216问题解析请点击今日问题下方的“【Java每日一题】20161219”查看

package Dec2016;

import java.util.Arrays;

public class Ques1219 {

    public static void main(String[] args) {

        int num = 2;
        Dog[] dogs01 = new Dog[num];  // dogs01中有两只狗
        for(int i = 0; i < num; i++){
            dogs01[i] = new Dog(i, Color.values()[i]);
        }

        Dog[] dogs02 = Arrays.copyOf(dogs01, dogs01.length);  // dogs02中的狗是拷贝dogs01中的
        // 修改最后一只狗颜色
        dogs02[1].setColor(Color.white);
        // 打印dogs01中的狗
        for(Dog dog : dogs01){
            System.out.println(dog);
        }
    }
}

enum Color{
    white, black;
}

class Dog{
    private int id;
    private Color color;

    public Dog(int id, Color color) {
        super();
        this.id = id;
        this.color = color;
    }

    /* get、set方法省略 */

    public String toString(){
        return "编号："+id+"，颜色："+color;
    }
}

今日问题：
请问主程序输出结果是什么？（点击以下“【Java每日一题】20161219”查看20161216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=2650163309&idx=1&sn=b4e40e80ad93a1db6b99a16eaa731724&chksm=f3c1decac4b657dc95246d8532e8a7095e1d0f6ebbfe70e33ab4dfbb1c87378addae61c73424#rd]【Java每日一题】20161219[/url]，[url=http://www.jianshu.com/p/232e497047c5]【Java每日一题】20161219[/url]

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