基岩

UID: 718, 注册于 2023-8-9 18:29:41, 最后登录于 2023-8-10 8:30:43, 目前离线.

解决了 2 道题目，RP: 18 (No. 391)

个人简介

翻滚吧，牛宝宝上标，上标，上标
通过的题目
N1
N2
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.