shortest 第15页

Shortest Distance

#include <cstdio> #include <cstdlib> #include <vector> using namespace std; int min_dist(vector<int> &dsum, int a, int b) { if (a == b) return 0; if (a &g

·2015-11-08 12:22

HDU 1162 Eddy's picture （Kruscal最小生成树）

How many distants does your duty discover the shortest l

·2015-11-08 12:30

【LeetCode】127. Word Ladder

Word Ladder Given two words (start and end), and a dictionary, find the length of shortest

·2015-11-08 11:54

SPFA的堆栈实现

算法简介 SPFA(Shortest Path Faster Algorithm)是

·2015-11-08 11:54

1003. Emergency (25)

特别注意：题目要求的是the number of different shortest paths 和 the maximum amount of rescue teams you can possibly

·2015-11-08 10:06

SPFA及SLF优化

算法简介 SPFA(Shortest Path Faster Algorithm)是Bellman-Ford算法的一种队列实现，减少了不必要的冗余计算。

·2015-11-07 15:16

SPFA及SLF优化

算法简介 SPFA(Shortest Path Faster Algorithm)是Bellman-Ford算法的一种队列实现，减少了不必要的冗余计算。

·2015-11-07 15:15

Sicily shortest path in unweighted graph

题目介绍：输入一个无向图，指定一个顶点s开始bfs遍历，求出s到图中每个点的最短距离。如果不存在s到t的路径，则记s到t的距离为-1。 Input 输入的第一行包含两个整数n和m，n是图的顶点数，m是边数。1<=n<=1000，0<=m<=10000。以下m行，每行是一个数对v y，表示存在边(v,y)。顶点编号从1开始。&nbs

·2015-11-07 14:31

poj1450 Gridland

NP旅行商问题是Given a set of N towns and roads between these towns, the problem is to compute the shortest

·2015-11-07 12:07

hdu 1595 最短路算法dijkstra

find the longest of the shortest Time Limit: 1000/5000 MS (Java/Others) Memory

·2015-11-07 12:43

松弛操作

对于每个顶点v∈V，都设置一个属性d[v]，用来描述从源点s到v的最短路径上权值的上界，称为最短路径估计（shortest-path estimate）。

·2015-11-07 12:15

SPFA算法

SPFA(Shortest Path Faster Algorithm)是Bellman-Ford算法的一种队列实现，减少了不必要的冗余计算。算法大致流程是用一个队列来进行维护。

·2015-11-07 12:14

Shortest Palindrome

Shortest Palindrome Given a string S, you are allowed to convert it to a palindrome by adding characters

·2015-11-07 11:52

Minimum Depth of Binary Tree

The minimum depth is the number of nodes along the shortest path from the root node down to the nearest

·2015-11-07 09:56

POJ 2001 Shortest Prefixes

一个比较差不多点很水的字典树，并不难。。细节没有处理好WA了N次之后终于发现了测试输入数据：ababaababaaa正确输出ababaababaababababaaaaa代码注释部分是我错的地方。。想太多了#include #include #include structnode { intsize; node*ch[26]; node() { size=0; for(inti=0;ich[m]!

wxyfennie·2015-11-06 00:00

OSPF(Open Shortest Path First开放式最短路径优先 -链路状态路由协议

OSPF分为OSPFv2和OSPFv3两个版本,其中OSPFv2用在IPv4网络，OSPFv3用在IPv6网络思科OSPF的协议管理距离（AD）是110，华为OSPF的协议管理距离是10通告网络接口的状态来建立链路状态数据库，生成最短路径树，每个OSPF路由器使用这些最短路径构造路由表手工指定Router-ID。路由器上活动Loopback接口中IP地址最大的，也就是数字最大的，如C类地址优先于B

baxk2001·2015-11-04 20:00

OSPF(Open Shortest Path First开放式最短路径优先 -链路状态路由协议

OSPF分为OSPFv2和OSPFv3两个版本,其中OSPFv2用在IPv4网络，OSPFv3用在IPv6网络思科OSPF的协议管理距离（AD）是110，华为OSPF的协议管理距离是10通告网络接口的状态来建立链路状态数据库，生成最短路径树，每个OSPF路由器使用这些最短路径构造路由表手工指定Router-ID。路由器上活动Loopback接口中IP地址最大的，也就是数字最大的，如C类地址优先于B

baxk2001·2015-11-04 20:00

cf#3A Shortest path of the kinghttp://codeforces.com/contest/3/problem/A

http://codeforces.com/contest/3/problem/Atimelimitpertest1secondmemorylimitpertest64megabytesinputstandardinputoutputstandardoutputThekingisleftaloneonthechessboard.Inspiteofthisloneliness,hedoesn'tlo

yuanjunlai141·2015-11-04 10:00

hdu 1372 Knight Moves

A friend of you is doing research on the Traveling Knight Problem (TKP) where you are to find the shortest

·2015-11-03 22:32

Word Ladder

Word Ladder 问题: Given two words (start and end), and a dictionary, find the length of shortest

·2015-11-03 21:14

Leetcode 111 Minimum Depth of Binary Tree

The minimum depth is the number of nodes along the shortest path from the root node down to the nearest

·2015-11-02 19:28

Word Ladder II

Word Ladder II 问题： Given two words (start and end), and a dictionary, find all shortest transformation

·2015-11-02 14:56

最短路—SPFA

求单源最短路的SPFA算法的全称是：Shortest Path Faster Algorithm。 SPFA算法是西南交通大学段凡丁于1994年发表的.

·2015-11-02 14:45

最短路算法(Shortest Paths Algorithm)

假如你有一张地图，地图上给出了每一对相邻城市的距离，从一个地点到另外一个地点，如何找到一条最短的路？最短路算法要解决的就是这类问题。定义：给定一个有(无)向图，每一条边有一个权值 w，给定一个起始点 S 和终止点 T ，求从 S 出发走到 T 的权值最小路径，即为最短路径。最短路算法依赖一种性质：一条两顶点间的最短路径包含路径上其他最短路径。简单的说就是：最短路径的子路径是最短路径。这个用反证法

·2015-11-02 12:23

【leetcode】Word Ladder

Given two words (start and end), and a dictionary, find the length of shortest transformation

·2015-11-02 10:15

poj--2001--Shortest Prefixes(字典树)

ShortestPrefixesTimeLimit:1000MS MemoryLimit:30000KB 64bitIOFormat:%I64d&%I64uSubmitStatusDescriptionAprefixofastringisasubstringstartingatthebeginningofthegivenstring.Theprefixesof"carbon"are:"c","ca

qq_29963431·2015-11-01 15:00

pku 1860 Currency Exchange 第一周训练_最短路 spfa

简介： SPFA(Shortest Path Faster Algorithm)是Bellman-Ford算法的一种队列实现，减少了不必要的冗余计算。算法大致流程是用一个队列来进行维

·2015-11-01 14:05

[LeetCode] Minimum Depth of Binary Tree 二叉树最小深度

The minimum depth is the number of nodes along the shortest path from the root node down to the nearest

·2015-11-01 14:51

SGU 185.Two shortest （最小费用最大流）

时间限制：0.25s 空间限制：4M 题意：在n（n<=400）个点的图中，找到并输出两条不想交的最短路。不存在输出“No sulotion”； Solution： &nbs

·2015-11-01 12:48

8月22日小练

网站：8月21日小练 A Find the Shortest Common Superstring HDU 1841 B

·2015-11-01 09:37

POJ 1556 The Doors（线段交+最短路）

Total Submissions: 5210 Accepted: 2124 Description You are to find the length of the shortest

·2015-11-01 09:23

PAT Saving James Bond - Hard Version

James Bond - Hard Version 与原来那个简单版本不同的是要记录下逃出的最短路径并输出其中有一点要特别注意 If there are many shortest

·2015-10-31 19:00

LeetCode Shortest Palindrome

Find and return the shortest palindrome you can find by performing this transformation. For exampl

·2015-10-31 18:07

LeetCode Word Ladder

Given two words (beginWord and endWord), and a dictionary, find the length of shortest transformation

·2015-10-31 18:06

LeetCode Word Ladder II

Given two words (start and end), and a dictionary, find all shortest transformation

·2015-10-31 18:05

一个ArcGIS网络分析的最短路径例子||A Network Analyst Shortest Route of ArcGIS

这是我自己利用 ArcMap,ArcCatalog 做的最短路径查询实现的步骤说明。例子是以上海地铁线路换乘的。可以实现任意两点之间的地铁路线查询。主要内容： ArcMap ， ArcCatalog ， Network Analyst 模块最短路径查询。原本是英文的，为了不让以为是抄袭别人的，我只是部分修改为中文了。 // 欢迎批评指正，email :yuguizhcc@

·2015-10-31 17:54

【leetcode】Minimum Depth of Binary Tree

The minimum depth is the number of nodes along the shortest path from the root node down to the nearest

·2015-10-31 15:58

poj 2001 Shortest Prefixes (trie)

拿到这题，大致的画了画图，发现只要标记好每个节点出现的次数就好了。插入时，若字符存在，n++，若不存在建立新节点，他本身也为自己的前缀。查找时，若next[k]->nCount!=1，说明其子节点有多个，无法确定唯一，则输出该字符，若nCount=1，则可以结束查找了。 code: #include<cstdio> #include<cs

·2015-10-31 15:25

天题系列：Word Ladder II

乍一看还真以为和1 一样，呵呵当然不是啦 Given two words (start and end), and a dictionary, find all shortest

·2015-10-31 12:35

Word Ladder---BFS

3893499.html Given two words (beginWord and endWord), and a dictionary, find the length of shortest

·2015-10-31 12:34

Minimum Depth of Binary Tree

The minimum depth is the number of nodes along the shortest path from the root node down to the nearest

·2015-10-31 12:00

Word Ladder II

leetcode.com/problems/word-ladder-ii/ Given two words (start and end), and a dictionary, find all shortest

·2015-10-31 11:41

Word Ladder

problems/word-ladder/ Given two words (start and end), and a dictionary, find the length of shortest

·2015-10-31 11:41

LeetCode - Word Ladder II

Word Ladder II 2014.2.13 01:23 Given two words (start and end), and a dictionary, find all shortest

·2015-10-31 11:30

LeetCode - Word Ladder

Ladder 2014.2.27 02:14 Given two words (start and end), and a dictionary, find the length of shortest

·2015-10-31 11:30

【leetcode刷题笔记】Minimum Depth of Binary Tree

The minimum depth is the number of nodes along the shortest path from the root node down to the nearest

·2015-10-31 11:26

hdu2807之矩阵乘法+最短路

The Shortest Path Time Limit: 4000/2000 MS (Java/Others) Memory Limit:

·2015-10-31 10:17

算法导论 Exercise 4.2-2

The shortest path from the root to a leaf in the recursion tree is n → (1/3)n →(1/3)2n → · ·

·2015-10-31 10:58

POJ---2001 Shortest Prefixes[字典树---判断唯一前缀]

Shortest Prefixes Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 9754

·2015-10-31 10:29

leetcode[111]Minimum Depth of Binary Tree

The minimum depth is the number of nodes along the shortest path from the root node down to the nearest

·2015-10-31 10:02

推荐频道

shortest

Shortest Distance

HDU 1162 Eddy's picture （Kruscal最小生成树）

【LeetCode】127. Word Ladder

SPFA的堆栈实现

1003. Emergency (25)

SPFA及SLF优化

SPFA及SLF优化

Sicily shortest path in unweighted graph

poj1450 Gridland

hdu 1595 最短路算法dijkstra

松弛操作

SPFA算法

Shortest Palindrome

Minimum Depth of Binary Tree

POJ 2001 Shortest Prefixes

OSPF(Open Shortest Path First开放式最短路径优先 -链路状态路由协议

OSPF(Open Shortest Path First开放式最短路径优先 -链路状态路由协议

cf#3A Shortest path of the kinghttp://codeforces.com/contest/3/problem/A

hdu 1372 Knight Moves

Word Ladder

Leetcode 111 Minimum Depth of Binary Tree

Word Ladder II

最短路—SPFA

最短路算法(Shortest Paths Algorithm)

【leetcode】Word Ladder

poj--2001--Shortest Prefixes(字典树)

pku 1860 Currency Exchange 第一周训练_最短路 spfa

[LeetCode] Minimum Depth of Binary Tree 二叉树最小深度

SGU 185.Two shortest （最小费用最大流）

8月22日小练

POJ 1556 The Doors（线段交+最短路）

PAT Saving James Bond - Hard Version

LeetCode Shortest Palindrome

LeetCode Word Ladder

LeetCode Word Ladder II

一个ArcGIS网络分析的最短路径例子||A Network Analyst Shortest Route of ArcGIS

【leetcode】Minimum Depth of Binary Tree

poj 2001 Shortest Prefixes (trie)

天题系列：Word Ladder II

Word Ladder---BFS

Minimum Depth of Binary Tree

Word Ladder II

Word Ladder

LeetCode - Word Ladder II

LeetCode - Word Ladder

【leetcode刷题笔记】Minimum Depth of Binary Tree

hdu2807之矩阵乘法+最短路

算法导论 Exercise 4.2-2

POJ---2001 Shortest Prefixes[字典树---判断唯一前缀]

leetcode[111]Minimum Depth of Binary Tree