100644 blob 11ef1b0c8dee7fef245f4872c7839936e806a628	collection_data.cpp
100644 blob 17423692eb4e887206afab4d741c7222d92fcf98	collection_data.hpp
100644 blob 50442162c91e02b75740494b11cde736572db0ec	collection_function.cpp
100644 blob fdeafc3b04fa5fbc7749cc1ddc75cd4f59967c2d	collection_function.hpp