摘要: 题目链接 Problem Statement There are M chairs arranged in a line. The coordinate of the i-th chair ($$$1≤i≤M$$$) is $$$i$$$.N people of the Takahashi clan 阅读全文
posted @ 2018-07-21 16:38 会打表的toby 阅读(847) 评论(0) 推荐(4) 编辑