youbj
UID: 159, Registered at 2025-7-19 23:20:37, last login at 2025-7-19 23:21:03, last active at 2025-8-4 10:54:46.
Solved 3 problems, RP: 31.1 (No. 15)
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Bio
This person is lazy and didn't write anything. -
Accepted Problems
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Recent Activities
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Recent Solutions
This person is lazy and didn't write any solutions.
Problem Tags
- 清华推研机试
- 3
- 考研
- 3