摘要：
题目描述 Tira would like to join a multiplayer game with n other players. Each player has a character with some features. There are a total of k features, 阅读全文
摘要：
题目描述 Ahlaam is a computer science student, doing her master thesis on a bioinformatics project about MicroRNAs, special molecule types found in cells. 阅读全文