Search:

System.out.print("testing inner loop");
Some comments on the print statements you've used. The same message is printed by both so you won't know which one printed.
The messages don't show the...

What is a "flow control"?

Why is that? A println() can print both variables' values with no problem.

Try debugging the code by adding some println() statements that print out the values of variables when the code is executed. For example: when toString() is called what are the values of front and...