just
UID: 1628, Registered at 2026-1-8 14:00:33, last login at 2026-1-22 18:06:01, currently offline.
Solved 3 problems, RP: 14.5 (No. 378)
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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
- 3
- 树结构
- 1
- 树链剖分
- 1
- 最近公共祖先
- 1
- 其他
- 1
- RMQ
- 1
- 算法基础
- 1
- 二分答案
- 1
- 模拟
- 1
- 数论
- 1
- 积性函数
- 1
- 筛法
- 1
- 组合数学
- 1
- 容斥原理
- 1