Key-Value Store Problem Feature Key-Value alignment boundary is fixed as follows(Unit:Byte) Key-Alignment Value-Alignment 10~70 80~160 10~300 1k~3k 1k~3k 10k~30k Key-Value is string, string type Not Require LRU-Cache, get(), put() is in random manner My Solution small dataset with mmap all dataset with fstream My Study Codes some study codes some third party codes Other Top-Coders Solutions General Sol zjx20 driver sanjose arthuryang blahgeek Small Sol arthuryang sanjose ##Other Coders Thoughts driver sanjose