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第22章 变易算法
第22章 变易算法 Modifying sequence operations 22.1 元素复制copycopy Copy range of elements (function template) 22.2 反向复制copy_backwardcopy_backward Copy range o....
分类:编程语言   时间:2014-11-22 21:31:43    阅读次数:383
mongodb的地理位置索引
mongoDB支持二维空间索引,使用空间索引,mongoDB支持一种特殊查询,如某地图网站上可以查找离你最近的咖啡厅,银行等信息。这个使用mongoDB的空间索引结合特殊的查询方法很容易实现。前提条件:建立空间索引的key可以使用array或内嵌文档存储,但是前两个elements必须存储固定的一对...
分类:数据库   时间:2014-11-22 14:39:56    阅读次数:367
Longest Consecutive Sequence
Problem StatementGiven an unsorted array of integers, find the length of the longest consecutive elements sequence.For example, Given [100, 4, 200, 1,...
分类:其他好文   时间:2014-11-22 01:57:26    阅读次数:190
Bandwidth
Given a graph (V,E) where V is a set of nodes and E is a set of arcs in VxV, and an ordering on the elements in V, then the bandwidth of a node v is defined as the maximum distance in the ordering ...
分类:其他好文   时间:2014-11-21 23:21:51    阅读次数:285
Subsets II
Given a collection of integers that might contain duplicates,S, return all possible subsets.Note:Elements in a subset must be in non-descending order....
分类:其他好文   时间:2014-11-21 14:03:57    阅读次数:160
Subsets 集合子集 回溯
Given a set of distinct integers,S, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solution set must not co...
分类:其他好文   时间:2014-11-21 01:17:47    阅读次数:293
Spiral Matrix II
Given an integern, generate a square matrix filled with elements from 1 ton2in spiral order.For example,Givenn=3,You should return the following matri...
分类:其他好文   时间:2014-11-20 23:21:17    阅读次数:256
Spiral Matrix
Given a matrix ofmxnelements (mrows,ncolumns), return all elements of the matrix in spiral order.For example,Given the following matrix:[ [ 1, 2, 3 ],...
分类:其他好文   时间:2014-11-20 21:42:11    阅读次数:156
Convert Sorted Array to Binary Search Tree转换成平衡二查搜索树
Given an array where elements are sorted in ascending order, convert it to a height balanced BST.二分递归转换Hide TagsTreeDepth-first Search/** * Definition...
分类:其他好文   时间:2014-11-20 13:40:54    阅读次数:171
Optimized Pagination using MySQL---reference
Dealing with large data sets makes it necessary to pick out only the newest or the hottest elements and not displaying everything. In order to have ol...
分类:数据库   时间:2014-11-20 11:38:12    阅读次数:163
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