K - Random Numbers Gym - 101466K ------线段树+DFS序

08-19

省赛选拔-单调队列

08-12

ZOJ 2532 Internship(网络流求割边)

08-02

2018 Multi-University Training Contest 2

07-29

HDU-4389 X mod f(x) 数位DP

07-29

牛客练习23

07-28

一些函数要记的函数笔记

07-25

2018杭电多校第一场-2018 Multi-University Training Contest 1

07-23

Codeforces Round 496 (Div. 3) E2 - Median on Segments (General Case Edition)（思维+用bit 位求前缀合）

07-16

Educational Codeforces Round 45 (Rated for Div. 2)

06-10