2018年10月26日
CodeForces D. Walking Between Houses
摘要： http://codeforces.com/contest/1015/problem/D There are nn houses in a row. They are numbered from 11 to nn in order from left to right. Initially you 阅读全文
posted @ 2018-10-26 20:08 _Zlrrr 阅读(342) 评论(0) 推荐(0)