UID: 4481, Registered at 2025-12-8 19:31:02, last login at 2025-12-13 15:41:37, currently offline.
School : 兰溪市聚仁小学
Solved 3 problems, RP: 13 (No. 1838)
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Bio
This person is lazy and didn't write anything. -
Recent Activities
This person is lazy and didn't join any contests or homework.