随笔分类 -  线段树

PKU-3468 simple problem with integer 线段树 LL坑点(欢迎讨论)
摘要：You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of operation is to add some given number to each number 阅读全文
posted @ 2017-02-24 22:05 duskcloudxu 阅读(202) 评论(0) 推荐(0)