2018年12月17日
Dynamic Rankings ZOJ - 2112（主席树+树状数组）
摘要： The Company Dynamic Rankings has developed a new kind of computer that is no longer satisfied with the query like to simply find the k-th smallest num 阅读全文
posted @ 2018-12-17 00:08 Jiaaaaaaaqi 阅读(509) 评论(0) 推荐(0)