echi7
UID: 3072, Registered at 2026-4-26 21:15:23, last login at 2026-7-21 15:14:43, last active at 2026-7-24 19:08:59.
Solved 17 problems, RP: 24.65 (No. 650)
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Bio
形而上生物学
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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
- 6
- 其他
- 5
- 位运算
- 3
- STL
- 2
- 字符串处理
- 2
- 数学
- 2
- 贪心
- 2
- 算法基础
- 1
- 前缀和
- 1
- 动态规划
- 1
- 背包
- 1