George Porter (gmporter@cs.ucsd.edu)
This code is derived from a combination of http://en.cppreference.com/w/cpp/thread/mutex and https://solarianprogrammer.com/2011/12/16/cpp-11-thread-tutorial/
$ make
gmporter/cse124-lec-concurrency
Companion materials for UCSD CSE 124 lecture on concurrency
C++BSD-3-Clause