KingOfKu
UID: 7001, Registered at 2024-2-12 17:50:45, last login at 2024-8-20 15:48:24, currently offline.
Solved 90 problems, RP: 206.57 (No. 369)
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Bio
为了世界上所有的美好而战~
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Recent Activities
This person is lazy and didn't join any contests or homework.