fei259
UID: 4886, Registered at 2026-8-24 10:54:10, last login at 2026-8-24 10:55:21, last active at 2026-8-24 12:12:33.
Solved 3 problems, RP: 6 (No. 2254)
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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
- 数论
- 1
- 试除法
- 1
- 模拟
- 1
- STL
- 1
- 树结构
- 1
- DFS序列
- 1
- 数据结构
- 1
- 二叉树
- 1