sixing

UID: 17, 注册于 2025-9-6 13:07:00, 最后登录于 2026-4-11 16:01:12, 最后活动于 2026-4-11 16:01:12.

解决了 0 道题目，RP: 0 (No. 29)

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.
最近编写的题解

This person is lazy and didn't write any solutions.