QDy
UID: 3212, Registered at 2026-5-12 16:53:34, last login at 2026-9-6 21:57:11, currently offline.
Solved 7 problems, RP: 39 (No. 624)
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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
- 7
- 其他
- 3
- 树结构
- 2
- 树链剖分
- 2
- 算法基础
- 2
- 贪心
- 2
- 数据结构
- 2
- 线段树
- 2
- 数论
- 2
- 积性函数
- 2
- 筛法
- 2
- 组合数学
- 2
- 容斥原理
- 2
- 最近公共祖先
- 1
- RMQ
- 1
- 二分答案
- 1
- 反悔贪心
- 1
- wqs二分
- 1
- 模拟费用流
- 1
- 图结构
- 1