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[LeetCode#130]Surrounded Regions
Problem:Given a 2D board containing'X'and'O', capture all regions surrounded by'X'.A region is captured by flipping all'O's into'X's in that surrounde...
分类:其他好文   时间:2015-08-27 07:10:13    阅读次数:221
验证LeetCode Surrounded Regions 包围区域的DFS方法
在LeetCode中的Surrounded Regions 包围区域这道题中,我们发现用DFS方法中的最后一个条件必须是j > 1,如下面的红色字体所示,如果写成j > 0的话无法通过OJ,一直百思不得其解其中的原因,直到有网友告诉我说他验证了最后一个大集合在本地机子上可以通过,那么我也来验证看看吧...
分类:其他好文   时间:2015-08-26 08:15:29    阅读次数:385
Surrounded Regions
问题描述Given a 2D board containing'X'and'O', capture all regions surrounded by'X'.A region is captured by flipping all'O's into'X's in that surrounded re...
分类:其他好文   时间:2015-08-18 15:39:28    阅读次数:130
[Leetcode] Surrounded Regions
使用DFS可能会溢出,所以使用BFS比较保险。对于矩阵的位置如何保存,刚开始我想到使用创建class node来保存横纵坐标,当发现参考文献【1】的时候,才发现,只需要一个整数值,就可以了。position = rowindex*col + colindex;如要得到相应的横纵坐标,使用相反的取模等...
分类:其他好文   时间:2015-08-17 21:43:34    阅读次数:102
Global Contrast based Salient Region Detection (Ming ming Cheng)
abstract:Automatic estimation of salient object regions across images, without any prior assumption or knowledge of the contents of the corresponding ...
分类:其他好文   时间:2015-08-17 19:07:22    阅读次数:391
[LeetCode] Surrounded Regions
Surrounded Regions Given a 2D board containing 'X' and 'O', capture all regions surrounded by 'X'. A region is captured by flipping all 'O's into 'X's in that surrounded region. For exa...
分类:其他好文   时间:2015-08-16 16:43:13    阅读次数:157
U3.2细胞器
单词Endoplasmic reticulum内质网Nan extensive intracellular membrane system whose functions include synthesis and transport of lipids and, in regions where ...
分类:其他好文   时间:2015-08-16 12:11:29    阅读次数:603
【LeetCode-面试算法经典-Java实现】【130-Surrounded Regions(环绕区域)】
【130-Surrounded Regions(环绕区域)】【LeetCode-面试算法经典-Java实现】【所有题目目录索引】原题  Given a 2D board containing 'X' and 'O', capture all regions surrounded by 'X'.   A region is captured by flipping all 'O's into 'X'...
分类:编程语言   时间:2015-08-15 06:45:16    阅读次数:117
openstack中region、az、host aggregate、cell 概念
1. region 更像是一个地理上的概念,每个region有自己独立的endpoint,regions之间完全隔离,但是多个regions之间共享同一个keystone和dashboard。(注:目前openstack的dashboard还不支持多region) 所以除了提供隔离的功能,reg.....
分类:其他好文   时间:2015-08-05 00:50:08    阅读次数:263
[LeetCode][JavaScript]Surrounded Regions
Surrounded RegionsGiven a 2D board containing'X'and'O', capture all regions surrounded by'X'.A region is captured by flipping all'O's into'X's in that...
分类:编程语言   时间:2015-08-02 00:52:36    阅读次数:135
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