ritaiji
UID: 2566, Registered at 2026-3-25 18:30:24, last login at 2026-3-26 13:08:50, last active at 2026-3-29 12:43:32.
Solved 12 problems, RP: 23 (No. 502)
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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
- 模拟
- 8
- 字符串处理
- 2
- STL
- 2
- 清华推研机试
- 1
- 考研
- 1
- SPJ
- 1
- 线性代数
- 1
- 矩阵乘法
- 1
- 搜索
- 1
- BFS
- 1
- 其他
- 1
- 位运算
- 1