UID: 270, Registered at 2024-3-29 12:59:24, last login at 2025-1-7 19:27:01, currently offline.
School : 国科英才科创学院
Solved 60 problems, RP: 0 (No. ?)
This user was banned.
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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
- 前缀和
- 4
- 组合数学
- 1
- 差分
- 1