2017 年 7月 9 日随笔档案 - nhc2014

2017年7月9日

可持续化线段树(例题Sign on Fence[Codeforces 484E])

摘要：刚刚学习的想记录一下：第一次接触可持续化线段树，很懵。。。题目：题目描述 izon the Champion has recently finished painting his wood fence. The fence consists of a sequence of n panels 阅读全文

posted @ 2017-07-09 14:46 nhc2014 阅读(332) 评论(0) 推荐(0) 编辑