chrrr

UID: 47393, 注册于 2024-4-7 21:09:21, 最后登录于 2024-5-2 19:50:12, 目前离线.

解决了 1 道题目，RP: 3.3 (No. 5159)

个人简介

😕
通过的题目
H1000
最近活动

This person is lazy and didn't join any contests or homework.
最近编写的题解
A + B Problem
Stat
Rating

系统测试: 1