just
UID: 1628, Registered at 2026-1-8 14:00:33, last login at 2026-8-14 17:41:53, last active at 2026-8-14 18:25:28.
Solved 12 problems, RP: 55 (No. 305)
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Bio
This person is lazy and didn't write anything. -
Accepted Problems
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Recent Activities
This person is lazy and didn't join any contests or homework.
Problem Tags
- CSP
- 12
- 其他
- 5
- 树结构
- 3
- 最近公共祖先
- 3
- 树链剖分
- 2
- 模拟
- 2
- 数论
- 2
- 积性函数
- 2
- 筛法
- 2
- 组合数学
- 2
- 容斥原理
- 2
- 位运算
- 2
- 报警器
- 2
- 树的分治
- 2
- 搜索
- 2
- RMQ
- 1
- 算法基础
- 1
- 二分答案
- 1
- 图结构
- 1
- 最短路
- 1