This deadlock is a bit more difficult to solve than the other labs.  Pay careful
attention to the threads and what state they are in.

0. To run the code you can either use the run.bat file or mvn -Prun. To compile
   you can use mvn install.

1. Run the code and try to figure out what you need to do to cause the deadlock.

2. Solve the deadlock.

3. Verify the deadlock is gone.

Good luck!  You have 15 minutes to solve this lab.