colder
UID: 6820, Registered at 2026-10-28 21:43:50, last login at 2026-10-29 14:33:15, last active at 2026-10-31 23:47:12.
Solved 6 problems, RP: 10 (No. 2499)
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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
- 模拟
- 5
- CSP
- 5
- 字符串处理
- 3
- 清华推研机试
- 1
- 考研
- 1