艺年YN
UID: 2285, 注册于 2025-2-26 22:08:59, 最后登录于 2025-5-10 22:28:26, 最后活动于 2025-5-17 0:13:07.
解决了 1 道题目，RP: 4.14 (No. 153)
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个人简介
该用户太懒，这里啥也没写 (´・ω・｀) -
通过的题目
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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.