ACM暂时不会做(看不懂题解or没做)未来可能做的题

codeforces global round 17D

题解 https://codeforces.com/blog/entry/97179

https://zhuanlan.zhihu.com/p/436830361

https://www.bilibili.com/read/cv14148504?spm_id_from=333.999.0.0

https://www.bilibili.com/video/BV1xM4y1P7xj?from=search&seid=3351367881702448303&spm_id_from=333.337.0.0

NOIP2021棋局

题目

似乎是启发式合并的数据结构，，不会做