user57 (1)
UID: 90, 注册于 2024-9-18 12:59:28, 最后登录于 2026-4-1 16:58:54, 最后活动于 2026-4-1 17:50:29.
解决了 4 道题目，RP: 15 (No. 67)
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个人简介
该用户太懒，这里啥也没写 (´・ω・｀) -
最近活动
This person is lazy and didn't join any contests or homework. -
最近编写的题解
This person is lazy and didn't write any solutions.