teachk

UID: 15830, 注册于 2015-11-24 19:09:37, 最后登录于 2015-11-24 19:09:37, 目前离线.

解决了 4 道题目，RP: 0 (No. ?)

个人简介

该用户太懒，这里啥也没写 (´・ω・｀)
通过的题目
P1085
P1202
P1293
P2761
最近活动

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