BC20270069
UID: 2029, Registered at 2024-9-3 10:02:57, last login at 2025-9-18 15:19:20, last active at 2025-9-18 15:19:23.
Solved 7 problems, RP: 13 (No. 613)
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Bio
音游萌新rks16.91(? 玩phigros，arcaea，mc，terraria。
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Recent Activities
This person is lazy and didn't join any contests or homework.