Clone an undirected graph. Each node in the graph contains a label and a list of its neighbors.
OJ's undirected graph serialization: Nodes are labeled uniquely.
We use # as a separator for each ...
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其他好文 时间:
2015-02-28 13:07:11
阅读次数:
119
Description
一个无环的有向图称为无环图(Directed Acyclic Graph),简称DAG图。
AOE(Activity On Edge)网:顾名思义,用边表示活动的网,当然它也是DAG。与AOV不同,活动都表示在了边上,如下图所示:
如上所示,共有11项活动(11条...
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其他好文 时间:
2015-02-28 06:46:02
阅读次数:
240
My name is Charles Humble and I am here at QCon New York 2014 with Ian Robinson. Ian, can you introduce yourself to the InfoQ community?Hello, I am Ia...
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数据库 时间:
2015-02-28 00:12:03
阅读次数:
197
1 创建分支 git branch dev
git checkout dev
也可以一步完成 git checkout -b dev
2 查看当前分支 git branch
3 合并分支 git merge dev
3 删除一个分支 git branch -d dev
5 查看分支合并的情况git log --graph --pre...
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其他好文 时间:
2015-02-27 17:01:59
阅读次数:
148
git中查看日志,我们用的比较多的就是 git log 以及带一些参数,如:以一行显示提交日志:$ git log --pretty=oneline显示最后的几次提交日志:$ git log -4已界面的形式显示提交日志:$ git log --graph等等。。。。。但是另外还有一个命令,大家可能...
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其他好文 时间:
2015-02-27 16:35:32
阅读次数:
149
A graph which is connected and acyclic can be considered a tree. The height of the tree depends on the selected root. Now you are supposed to find the...
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其他好文 时间:
2015-02-27 09:56:06
阅读次数:
110
http://acm.hdu.edu.cn/showproblem.php?pid=4635
Problem Description
Give a simple directed graph with N nodes and M edges. Please tell me the maximum number of the edges you can add that the gr...
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其他好文 时间:
2015-02-26 18:35:11
阅读次数:
148
Clone an undirected graph. Each node in the graph contains a label and a list of its neighbors.
OJ's undirected graph serialization:
Nodes are labeled uniquely.
We use # as a separator for each...
分类:
编程语言 时间:
2015-02-26 11:41:10
阅读次数:
181
棋盘覆盖2^k的棋盘格子,有一个缺陷,用L形状的的拼图把棋盘覆盖。每次涂抹的时候先按照缺陷的四周涂抹……23333参考int dir[4][2] = {{0,0},{0,1},{1,0},{1,1}}; ///棋盘L形状对应的分别缺少那个格子int graph[10000][10000];void....
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其他好文 时间:
2015-02-24 22:12:17
阅读次数:
174
刚一拿到这道题把他想的太复杂了
明明是长度最大为十的顺序结构就能解决的问题,竟然优先想到用链表。
BFS牵扯到一个队列的操作,在这种小规模数据里面 用顺序结构好很多
题目如下:
For a given undirected graph with N vertices and E edges, please list all the connected...
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其他好文 时间:
2015-02-24 09:09:25
阅读次数:
242