POJ 1177 Picture 经典线段树+离散化+扫描线 POJ 1177 Picture (线段树+离散化+扫描线) 详解 线段树(segment tree) http://www.java3z.com/cwbwebhome/article/article17/acm890.html?id=4660 http://leonacwa.github.io/acmicpc/2011/04/18/poj-1177-picture-zkw_chenhong/ poj 1177 Picture（线段树求矩形周长并） 相关文章： 2022-12-23 2022-12-23 2022-12-23 2022-12-23 2022-12-23 2022-12-23 2021-04-28 2021-11-21