li_wen_zhuo:CSDN认证博客专家
博客地址:https://blog.csdn.net/li_wen_zhuo
li_wen_zhuo:CSDN认证博客专家
博客地址:https://blog.csdn.net/li_wen_zhuo
The 13th Chinese Northeast Contest H. Skyscraper(差分+树状数组)
The 13th Chinese Northeast Contest C. Line-line Intersection(平面几何)
The 13th Chinese Northeast Contest B. Balanced Diet(前缀和)
The 17th Zhejiang Provincial Contest E. Easy DP Problem(主席树)
#702 (Div. 3)G. Old Floppy Drive(前缀和+二分)
Educational Codeforces Round 93 (Rated for Div. 2) C. Good Subarrays(前缀和优化技巧)
2020-2021 “Orz Panda” Cup A. Accordion Artist And Orz Pandas(单调栈)
The 17th Zhejiang Provincial Contest B. Bin Packing Problem(线段树+map)
2020 ICPC济南 J.Tree Constructer(构造)