孟文谦

UID: 3851, 注册于 2025-9-15 14:20:55, 最后登录于 2025-10-14 13:34:47, 最后活动于 2025-10-14 13:49:52.

解决了 5 道题目，RP: 10 (No. 2459)

个人简介

该用户太懒，这里啥也没写 (´・ω・｀)
通过的题目
Y1000

Y1001
Y1002

Y1003
Y1004
最近活动

This person is lazy and didn't join any contests or homework.