一道java面试基础题

/*** */
package test;/*** &＃64;author mischen**/
public class Avf {public static void main(String[] args){Base a&＃61;new Agg();//System.out.println(a.getFields());//报错//System.out.println(a.name);//报错// System.out.println((Base)a.getFields());//报错System.out.println(((Agg) a).getFields());}
}
class Base{}
class Agg extends Base{public String getFields(){String name&＃61;"Agg";return name;}
}