[Java daily question] 20161117, java20161117

[Java daily question] 20161117, java20161117

Package Nov2016; public class Ques1117 {public static void main (String [] args) {Sub sub = new Sub (); sub. doThing () ;}} class Parent {Parent () {new Other () ;}} class Sub extends Parent {public void doThing () {System. out. println ("Sub doThing... ") ;}} Class Other {public Other () {new Sub ();}}

Today's question:
What is the main program running result? (Click "[Java daily question] 20161117" below to view issue resolution 20161116)

Questions originally published on the public account and short book: [Java daily question] 20161117, [Java daily question] 20161117