53 posts in total

---

2022

04-29

字符串哈希模板

04-13

树链剖分模板

04-12

CF 1661D Progressions Covering(差分+线段树)

04-12

CF 1661C Water the Trees(思维)

04-09

CF 1665C Tree Infection(模拟 + 贪心)

03-25

CF 1656D K-good(思维)

03-21

CF 1654E Arithmetic Operations(枚举)

03-21

CF 1654C Alice and the Cake(模拟)

02-26

Java IO

02-07

Codeforces Round 770 (Div.2) B.Fortune Telling