teacher
UID: 4, 注册于 2026-6-19 13:18:42, 最后登录于 2026-7-13 17:40:28, 目前离线.
解决了 207 道题目，RP: 0 (No. ?)
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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.
UID: 4, 注册于 2026-6-19 13:18:42, 最后登录于 2026-7-13 17:40:28, 目前离线.
解决了 207 道题目，RP: 0 (No. ?)