摘要: 题面 "原题" Solution 我们考虑ST表如何解决这道题目: 设$dp[i][j]$表示区间$i$~$i+2^j 1$的最值。 然后就考虑怎么转移? $dp[i][j]=max/min(dp[i][j 1],dp[i+(1 include include include include inc 阅读全文
posted @ 2018-10-19 22:09 cj_gjh 阅读(132) 评论(0) 推荐(0)
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posted @ 2018-10-19 20:50 cj_gjh 阅读(3) 评论(0) 推荐(0)
摘要: 题面 "原题" "翻译" Solution 考虑对于每一个点,显然R和S是没有用的,对吧. 于是考虑一下对于每一个点可以维护一个类似于斜率的东西,然后搞一个凸包维护一下就好了. cpp include include include include include include include d 阅读全文
posted @ 2018-10-19 17:10 cj_gjh 阅读(227) 评论(0) 推荐(0)