[cpp] Add multithreaded project

+ Add example for race condition problem / solution

cpp/multithreading/race-condition/CMakeLists.txt

@@ -0,0 +1,22 @@
+################################################################################
+## Author: Shaun Reed                                                         ##
+## Legal: All Content (c) 2022 Shaun Reed, all rights reserved                ##
+## About: An example and solution for race conditions in C++                  ##
+##                                                                            ##
+## Contact: shaunrd0@gmail.com  | URL: www.shaunreed.com | GitHub: shaunrd0   ##
+################################################################################
+
+cmake_minimum_required(VERSION 3.16)
+
+project(
+    #[[NAME]]   RaceCondition
+    VERSION     1.0
+    DESCRIPTION "Example and solution for race conditions"
+    LANGUAGES   CXX
+)
+
+add_executable(
+    multithread-race-condition driver.cpp
+)
+
+target_link_libraries(multithread-race-condition pthread)