摘要: 链接:https://ac.nowcoder.com/acm/contest/881/A来源:牛客网 Two arrays u and v each with m distinct elements are called equivalent if and only if RMQ(u,l,r)=RM 阅读全文
posted @ 2019-07-18 21:11 断腿三郎 阅读(320) 评论(1) 推荐(0) 编辑