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HDU 5409 CRB and Graph
题意:给出一个无向图。问删去每一条边后,是否出现一对(u,v) st 删去这条边后,u和v不连通,且u 2 #include 3 #include 4 using namespace std; 5 const int N = 100005; 6 7 int head[N], max...
分类:其他好文   时间:2015-08-21 01:49:58    阅读次数:179
工作流图形设计器参考资料
使用html5画图:https://gridwizard.wordpress.com/2015/03/25/simple-c-library-to-render-graph-to-flowchart/https://github.com/gridwizard/SimpleFlowDiagramwpf...
分类:其他好文   时间:2015-08-21 01:44:50    阅读次数:137
POJ 题目3237 Tree(Link Cut Tree边权变相反数,求两点最大值)
Tree Time Limit: 5000MS   Memory Limit: 131072K Total Submissions: 6131   Accepted: 1682 Description You are given a tree with N nodes. The tree’s nodes are numbered 1 th...
分类:其他好文   时间:2015-08-20 22:39:10    阅读次数:303
Serialize object graph to XML in .Net
http://coding-time.blogspot.hk/2008/03/serialize-object-graph-to-xml-in-net.htmlHow to serialize any data structure to XML? My first idea was XmlSeria...
分类:Web程序   时间:2015-08-20 20:36:25    阅读次数:224
Qt入门之常用qt控件认知之QLineEdit
QLineEdit是继QLabel和QAbstractButton之后最为常见的输入类编辑控件。顾名思义,其是单行编辑控件,经常用于编辑简短的信息,如用户登录信息及密码输入等。作为编辑框其具有常见的编辑动作,如清除内容clear,复制copy,剪切cut,粘贴paste,重做rudo、撤销undo,...
分类:其他好文   时间:2015-08-20 12:37:22    阅读次数:159
POJ 2553--The Bottom of a Graph【scc缩点构图 && 求出度为0的scc && 输出scc中的点】
The Bottom of a Graph Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 9575   Accepted: 3984 Description We will use the following (standard) definitions fr...
分类:其他好文   时间:2015-08-20 10:35:25    阅读次数:131
URAL 题目1553. Caves and Tunnels(Link Cut Tree 修改点权,求两点之间最大)
1553. Caves and Tunnels Time limit: 3.0 second Memory limit: 64 MB After landing on Mars surface, scientists found a strange system of caves connected by tunnels. So they began to research...
分类:其他好文   时间:2015-08-19 11:15:07    阅读次数:255
python—networkx:在一张图中画出多个子图
通过plt.subplot可以在一张图中画出多个子图 #coding: utf-8 #!/usr/bin/env python """ Draw a graph with matplotlib. You must have matplotlib for this to work. """ __author__ = """Aric Hagberg (hagberg@lanl.gov)""" # ...
分类:编程语言   时间:2015-08-19 11:13:00    阅读次数:155
Find Cycle
Find Cycle A graph is a type of data structure that consists of nodes and edges that connect the nodes. An edge has a start node and end node, and we will only consider directed edges. The figure be...
分类:其他好文   时间:2015-08-19 09:30:27    阅读次数:251
BZOJ 题目1036: [ZJOI2008]树的统计Count(Link Cut Tree,修改点权求两个最大值和最大值)
1036: [ZJOI2008]树的统计Count Time Limit: 10 Sec  Memory Limit: 162 MB Submit: 8421  Solved: 3439 [Submit][Status][Discuss] Description 一棵树上有n个节点,编号分别为1到n,每个节点都有一个权值w。我们将以下面的形式来要求你对这棵树完成一些操作: I. CH...
分类:其他好文   时间:2015-08-18 22:53:02    阅读次数:134
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