【Java每日一题】20161201

20161130问题解析请点击今日问题下方的“【Java每日一题】20161201”查看

package Dec2016;

public class Ques1201 {

    public static void main(String[] args) {
        new Ques1201().sum(1, 2);
    }

    public void sum(int num1, int num2){
        int temp = num1 + num2;
        System.out.println("没使用变长参数计算："+temp);
    }

    public void sum(int num1, int... num2){
        int temp = num1;
        for(int n : num2){
            temp = temp + n;
        }
        System.out.println("使用变长参数计算："+temp);
    }
}

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】20161201”查看20161130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=2650163279&idx=1&sn=7fc69f06d0589f7074f812d6d70d8203&chksm=f3c1dee8c4b657fe21d84a9cee999c19ca5d192939b3ccb4e9dc9cb5928941630ba263e73ba3#rd]【Java每日一题】20161201[/url]，[url=http://www.jianshu.com/p/f8415effc2aa]【Java每日一题】20161201[/url]

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