宋凝萱

UID: 25, 注册于 7 个月前, 最后登录于 7 个月前, 目前离线.

解决了 2 道题目，RP: 10 (No. 169)

该用户太懒，这里啥也没写 (´・ω・｀)

C20113

C20114

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

一维数组: 2