root
UID: 19, Registered at 2023-12-6 12:44:40, last login at 2025-4-13 7:49:40, currently offline.
Solved 1 problems, RP: 4 (No. 613)
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Bio
居然 root 没有被注册过
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Accepted Problems
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Recent Activities
This person is lazy and didn't join any contests or homework.