ICPC 2022 南京区域赛(Nanjing Regional)部分题目的题解: A. 停停,昨日请不要再重现(Stop, Yesterday Please No More) B. 索道(Ropeway) D. 聊天程序(Chat Program) I. 完美回文(Perfect Palindrome) J. 完美匹配(Perfect Matching) K. 堆里的 NaN(NaN in a Heap) M. 清空水箱(Drain the Water Tank)
CCPC 2024 哈尔滨区域赛(Harbin Regional)部分题目的题解: A. Build a Computer B. Concave Hull D. A Simple String Problem E. Marble Race G. Welcome to Join the Online Meeting! I. A Brand New Geometric Problem J. New Energy Vehicle K. Farm Management L. A Game On Tree
ICPC 2019 World Finals(Codeforces Gym 102511)部分题目的题解: A. Azulejos B. Beautiful Bridges D. Circular DNA E. Dead-End Detector G. First of Her Name H. Hobsons' trains J. Miniature Golf