IDa
UID: 385, Registered at 2025-9-12 18:33:54, last login at 2025-9-12 18:33:54, currently offline.
Solved 1 problems, RP: 5 (No. 329)
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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.