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算法系列

  • lowbite运算:
-X&X ==(~X+1)&X
  • floyd算法:
                    https://www.cnblogs.com/ECJTUACM-873284962/p/6995648.html
                    https://www.cnblogs.com/skywang12345/p/3711532.html
  • 字典树:
                    https://www.bilibili.com/video/av49499609?from=search&seid=6694082725022421560
  • 线段树:
                   https://www.bilibili.com/video/av41617745 
                   https://www.bilibili.com/video/av47331849?from=search&seid=9687688767160809353
  • 树状数组:
                    https://www.bilibili.com/video/av34009019?from=search&seid=861523789969471614
                    https://www.bilibili.com/video/av31200591?from=search&seid=861523789969471614
                    https://www.bilibili.com/video/av41775944?from=search&seid=861523789969471614
 树状数组的常数明显优于线段树, 其编程复杂度也远小于线段树.
 树状数组的作用被线段树完全涵盖, 凡是可以使用树状数组解决的问题, 使用线段树一定可以解决, 但是线段树能够解决的问题树状数组未必能够解决.
树状数组的突出特点是其编程的极端简洁性, 使用lowbit技术可以在很短的几步操作中完成树状数组的核心操作,与之相关的便是其代码效率远高于线段树。
 另外,当问题推广到高维情形时高维树状数组有高维线段树所无法企及的常数优势。
  • 矩阵快速幂:
                   https://www.jianshu.com/p/25eba927d9da 
  • 凸包
               http://www.cnblogs.com/xdruid/archive/2012/06/20/2555536.html(因为凹的可以改为凸包) 
               https://blog.csdn.net/peng0614/article/details/81193484
               https://blog.csdn.net/qq_38875908/article/details/78639452
               https://video.tudou.com/v/XMjI5OTMwNDM2NA==.html?f=50513641///主要的学习视频
               https://www.bilibili.com/video/av7440396?from=search&seid=14761239307007706824
               https://www.bilibili.com/video/av27279886/?spm_id_from=333.788.videocard.0
               https://www.bilibili.com/video/av19100685?from=search&seid=3085226664072740376
  • 旋转卡壳
                  https://blog.csdn.net/wang_heng199/article/details/74477738
                  https://blog.csdn.net/acmaker/article/details/3188123
                  https://blog.csdn.net/wu_tongtong/article/details/77206539* 
                  https://blog.csdn.net/pi9nc/article/details/11715227
  • 组合 :
  • 辗转相除法、
  • Bellman Ford:
                      https://www.bilibili.com/video/av48431327?from=search&seid=8141462774509389182
                      https://www.bilibili.com/video/av11124486?from=search&seid=8141462774509389182
  • 素数查找:
  • 除法:double:
  • 最小编辑距离:
                         https://www.cnblogs.com/a-present/p/9412427.html
                         https://v.youku.com/v_show/id_XMzY1MDU5NzQ4NA==.html
  • 莫队算法:
                         https://cloud.tencent.com/developer/article/1343228
  • 迪杰斯特拉算法Dijkstra:
                         https://www.bilibili.com/video/av47427754?from=search&seid=10869921304007190819
posted @ 2019-07-07 22:20  cznczai  阅读(164)  评论(0编辑  收藏  举报