qin
UID: 2101, Registered at 2026-3-11 14:03:12, last login at 2026-5-13 21:21:15, last active at 2026-5-29 21:06:51.
Solved 27 problems, RP: 25.69 (No. 630)
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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
- 27
- 模拟
- 11
- 其他
- 4
- STL
- 3
- 位运算
- 3
- 字符串处理
- 2
- 清华推研机试
- 1
- 考研
- 1
- SPJ
- 1
- 排序
- 1
- 数据结构
- 1
- Hashing
- 1
- 线性代数
- 1
- 矩阵乘法
- 1
- 动态规划
- 1
- 背包
- 1
- 算法基础
- 1
- 前缀和
- 1
- 计算几何
- 1
- 数学
- 1