redearth

UID: 297, 注册于 2022-9-23 20:33:10, 最后登录于 2023-11-6 16:28:12, 目前离线.

解决了 20 道题目，RP: 87 (No. 280)

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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P369
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.

1级1段: 8
1级2段: 5
1级3段: 5
1级4段: 1