【Java每日一题】20161012

package Oct2016;  

public class Ques1012 {  

    public static void main(String[] args) {
        System.out.println(new BigDog("大黑狗", "黑色"));
    }
}  

class Dog{  

    String name;  

    public Dog(String name) {
        super();
        this.name = name;
    }  

    public String toString(){
        return "name:"+name;
    }
}  

class BigDog extends Dog{  

    String color;  

    public BigDog(String name, String color) {
        this.name = name;
        this.color = color;
    }  

    public String toString(){
        return "name:"+name+", color:"+color;
    }
} 

今日问题：
请问主程序输出结果是多少？（点击以下每日一题20161013查看问题解析）

题目原发布于公众号、简书：Java每日一题20161013，Java每日一题20161012

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