dream

UID: 479, 注册于 2023-1-23 20:04:14, 最后登录于 2023-1-24 20:36:28, 目前离线.

解决了 4 道题目，RP: 18 (No. 955)

个人简介

该用户太懒，这里啥也没写 (´・ω・｀)
通过的题目
P1001
P2542
P2551
P2549
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.
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基础问题: 4