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[CareerCup] 10.5 Web Crawler 网络爬虫
10.5 If you were designing a web crawler, how would you avoid getting into infinite loops?这道题问如果让我们设计一个网络爬虫,怎么样才能避免进入无限循环。那么何谓无限循环呢,如果我们将网络看做一个图Graph,...
分类:Web程序   时间:2015-10-09 00:34:16    阅读次数:245
HDU 4034 Graph Floyd最短路
原题链接:http://acm.hdu.edu.cn/showproblem.php?pid=4034题意:给你一个最短路的表,让你还原整个图,并使得边最少题解:这样想。。这个表示通过floyd得到的,那么如果从u到v没有小于等于边(u,v)的路径,那么边(u,v)就是必须的,否则从u到v需要走更远...
分类:其他好文   时间:2015-10-08 12:58:48    阅读次数:128
POJ 2914 Minimum Cut 最小割图论
DescriptionGiven an undirected graph, in which two vertices can be connected by multiple edges, what is the size of the minimum cut of the graph? i.e....
分类:其他好文   时间:2015-10-08 10:20:24    阅读次数:224
poj 2553 The Bottom of a Graph【强连通分量求汇点个数】
The Bottom of a GraphTime Limit:3000MSMemory Limit:65536KTotal Submissions:9641Accepted:4008DescriptionWe will use the following (standard) definition...
分类:其他好文   时间:2015-10-07 22:42:06    阅读次数:298
37. Sudoku Solver (Graph; WFS)
Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be on...
分类:其他好文   时间:2015-10-06 14:04:44    阅读次数:237
52. N-Queens II (Graph; WFS)
Follow up for N-Queens problem.Now, instead outputting board configurations, return the total number of distinct solutions.class Solution {public: ...
分类:其他好文   时间:2015-10-06 12:56:18    阅读次数:205
51. N-Queens (Graph; WFS)
Then-queens puzzle is the problem of placingnqueens on ann×nchessboard such that no two queens attack each other.Given an integern, return all distinc...
分类:其他好文   时间:2015-10-06 12:54:25    阅读次数:221
最小生成树-Prim算法和Kruskal算法
最小生成树-Prim算法和Kruskal算法Prim算法1.概览普里姆算法(Prim算法),图论中的一种算法,可在加权连通图里搜索最小生成树。意即由此算法搜索到的边子集所构成的树中,不但包括了连通图里的所有顶点(英语:Vertex (graph theory)),且其所有边的权值之和亦为最小。该算法...
分类:编程语言   时间:2015-10-05 16:56:01    阅读次数:315
64. Minimum Path Sum (Graph; DP)
Given amxngrid filled with non-negative numbers, find a path from top left to bottom right whichminimizesthe sum of all numbers along its path.Note:Yo...
分类:其他好文   时间:2015-10-04 19:35:26    阅读次数:177
63. Unique Paths II (Graph; DP)
Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty space i...
分类:其他好文   时间:2015-10-04 19:35:04    阅读次数:129
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