100644 blob 7ab5354abb825b5551fbe3105d77f60348e2daeb	collection_data.cpp
100644 blob 251e7042c47ac5fe92cb3d0243b959d92432db9f	collection_data.hpp
100644 blob 717bb68dd47a35cc04310ed2ed391db47caf617a	collection_function.cpp
100644 blob 610f015f8831768cf17361d4176d90f9c95047d7	collection_function.hpp