摘要: "更好的阅读体验" Portal Portal1: "Codeforces" Portal2: "Luogu" Description You are given circular array $a_0, a_1, \cdots, a_{n 1}$. There are two types of o 阅读全文
posted @ 2019-10-04 20:03 XiaoHuang666 阅读(172) 评论(0) 推荐(0) 编辑