共计 121 篇文章
2020
Codeforces Round #618 (Div. 2)全题解(A-E) Codeforces Round #617 (Div. 3)全题解(A-F) 数位DP总结+模板 区间DP+平行四边形优化总结 Educational Codeforces Round 81 (Rated for Div. 2)ABCD题解 Codeforces 449B Jzzhu and Cities(SPFA优化) Codeforces#606,B-Two_Fairs(DFS遍历图,链式前向星,思维) POJ-1077 Eight(康托展开+BFS)2019
ACM-树状数组基础 2019牛客暑假多校训练(第一场)题解