因簡(jiǎn)書(shū)改版后無(wú)法添加擴(kuò)展鏈接桶现，20170309問(wèn)題解析請(qǐng)到公眾號(hào)查看伏伯，問(wèn)題解析在公眾號(hào)首發(fā)，公眾號(hào)ID：weknow619岂嗓。
package Mar2017;
public class Ques0310 {
static void test() {
System.out.println("test method in Test class");
}
public static void main(String[] args) {
Ques0310 test = new Ques0310();
test.test();
Sub sub = new Sub();
sub.test();
test = sub;
test.test();
sub = test;
sub.test();
}
}
class Sub extends Ques0310 {
static void test() {
System.out.println("test method in Sub class");
}
}
今日問(wèn)題：
請(qǐng)問(wèn)主程序運(yùn)行結(jié)果是什么互站？
