CC20260054
UID: 1702, Registered at 2023-10-5 9:14:05, last login at 2026-9-29 10:45:23, currently offline.
Solved 2 problems, RP: 12 (No. 845)
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Bio
墙根的风，心底的暖。
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Recent Activities
This person is lazy and didn't join any contests or homework.