202005050057

UID: 1106, 注册于 2020-12-19 0:50:30, 最后登录于 2020-12-19 0:50:30, 目前离线.

解决了 2 道题目，RP: 10 (No. 4561)

♂

个人简介

该用户太懒，这里啥也没写 (´・ω・｀)
通过的题目
P276
P278
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.

20级招新赛Round#5: 2