Given an unsorted integer array, find the first
missing positive integer.For
example,Given[1,2,0]return3,and[3,4,-1,1]return2.Your algorithm should ru...
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其他好文 时间:
2014-06-04 20:13:41
阅读次数:
350
题意:所给数据中是否有负环? 没有负环的图中所有路径中最短的值思路:1. bellmanford
判断负环2.flodyWarshall 求所有定点的最短路径细节:1. bellmanford 算法时间复杂度为 o(n^3), 因为图的使用邻接矩阵存储的,
使用邻接表代码会容易理解些, 引用 wik...
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其他好文 时间:
2014-05-29 20:41:30
阅读次数:
237
题意:computing a max-spacingk-clustering.spacing 是指两个
cluster 之间的最小距离输入:[number_of_nodes][edge 1 node 1] [edge 1 node 2] [edge 1
cost][edge 2 node 1] [e...
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其他好文 时间:
2014-05-29 20:40:30
阅读次数:
323
题意:what is the largest value ofksuch that there is
ak-clustering with spacing at least 3? That is, how many clusters are needed to
ensure that no pair...
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其他好文 时间:
2014-05-29 20:39:26
阅读次数:
305
A*搜索算法(A Star Search
Algorithm)A*算法主要用于在二维平面上寻找两个点之间的最短路径。在从起始点到目标点的过程中有很多个状态空间,DFS和BFS没有任何启发策略所以穷举所有的状
态空间,不适合仅需对局部进行搜索的应用。启发式搜索的关键在于:当前节点在选择下一步节点的时候...
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其他好文 时间:
2014-05-29 13:10:48
阅读次数:
227
题目: Say you have an array for which the ith element
is the price of a given stock on day i. Design an algorithm to find the maximum
profit. You may co...
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其他好文 时间:
2014-05-28 22:37:18
阅读次数:
327
题目: Say you have an array for which the ith element
is the price of a given stock on day i. Design an algorithm to find the maximum
profit. You may co...
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其他好文 时间:
2014-05-28 00:53:26
阅读次数:
338
Document all functions, their arguments and
return values, and also any interesting or unusual algorithm or technique. Think
of the comments as hints ...
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编程语言 时间:
2014-05-27 18:05:25
阅读次数:
355
QuicksumTime Limit: 1000MSMemory Limit:
65536KTotal Submissions: 13523Accepted: 9407DescriptionA checksum is an
algorithm that scans a packet of data ...
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其他好文 时间:
2014-05-26 19:21:24
阅读次数:
267
原文:
Given an array of integers, every element appears twice except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it without ...
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其他好文 时间:
2014-05-25 21:30:02
阅读次数:
276