Add example for counting sort

cpp/algorithms/sorting/count/lib-counting.hpp

@@ -0,0 +1,21 @@
+/*#############################################################################
+## Author: Shaun Reed                                                        ##
+## Legal: All Content (c) 2021 Shaun Reed, all rights reserved               ##
+## About: An example implementation of counting sort using a custom library  ##
+##                                                                           ##
+## Contact: shaunrd0@gmail.com  | URL: www.shaunreed.com | GitHub: shaunrd0  ##
+###############################################################################
+*/
+
+#ifndef LIB_COUNT_HPP
+#define LIB_COUNT_HPP
+
+#include <vector>
+
+// For this example double the size of the array so we have more values to count
+#define ARRAY_LENGTH 20
+
+
+void CountingSort(std::vector<int> &array);
+
+#endif // LIB_COUNT_HPP