UID: 5384, Registered at 2026-3-10 11:04:52, last login at 2026-6-14 17:30:24, currently offline.
School : 绍兴市元培中学
Solved 1 problems, RP: 5 (No. 2125)
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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
- 组合数学
- 1
- 差分
- 1