Doris21
UID: 9637, Registered at 11 months ago, last login at 10 months ago, currently offline.
Solved 1 problems, RP: 3 (No. 7881)
- Bio
- Accepted Problems
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This person is lazy and didn't write anything.
This person is lazy and didn't join any contests or homework.
Problem Tags
- 清华大学
- 1