2531111397

UID: 2938, 注册于 2025-10-12 12:27:09, 最后登录于 2025-10-16 19:20:32, 最后活动于 2025-10-21 20:43:59.

解决了 3 道题目，RP: 9 (No. 1163)

个人简介

该用户太懒，这里啥也没写 (´・ω・｀)
通过的题目
ZH1001
ZH1002
ZH1004
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.

组合数学: 3