Folk
UID: 20254, Registered at 2025-8-18 19:27:33, last login at 2025-8-18 19:27:33, currently offline.
Solved 1 problems, RP: 2 (No. 12551)
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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.