摘要: 链接:https://ac.nowcoder.com/acm/contest/881/A来源:牛客网 题目描述 Two arrays u and v each with m distinct elements are called equivalent if and only if RMQ(u,l, 阅读全文
posted @ 2019-09-20 19:59 pengge666 阅读(172) 评论(0) 推荐(0) 编辑