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Longest Consecutive Sequence
Given an unsorted array of integers, find the length of the longest consecutive elements sequence.For example,Given[100, 4, 200, 1, 3, 2],The longest ...
分类:其他好文   时间:2015-11-29 12:08:03    阅读次数:142
[LeetCode]题解(python):034-Search for a Range
题目来源https://leetcode.com/problems/search-for-a-range/Given a sorted array of integers, find the starting and ending position of a given target value.Y...
分类:编程语言   时间:2015-11-29 12:02:23    阅读次数:129
Permutations II
Question:Given a list of numbers with duplicate number in it. Find alluniquepermutations.Example:For numbers[1,2,2]the unique permutations are:[ [1,2....
分类:其他好文   时间:2015-11-29 09:27:23    阅读次数:140
[LeetCode]Find Median from Data Stream
一个最大堆一个最小堆 O(1)存取class MedianFinder { Queue min = new PriorityQueue(); Queue max = new PriorityQueue(10, new Comparator(){ public int comp...
分类:其他好文   时间:2015-11-29 08:14:09    阅读次数:183
linux小结之一:常见文件查找方法
linux文件查找主要是locate、find.locatelocate主要查找速度快,实时,但需要依赖系统文件数据库,而这个文件数据库需要手动生成:updatedb.find用法实时,精确,有众多查找标准,它遍历指定目录的所有文件完成查找,速度慢。语法:find查找路径查找标准查到后处理command查找路..
分类:系统相关   时间:2015-11-29 06:45:59    阅读次数:234
Find Peak Element
A peak element is an element that is greater than its neighbors.Given an input array wherenum[i] ≠ num[i+1], find a peak element and return its index....
分类:其他好文   时间:2015-11-29 06:27:27    阅读次数:170
Find the Duplicate Number
Given an arraynumscontainingn+ 1 integers where each integer is between 1 andn(inclusive), prove that at least one duplicate number must exist. Assume...
分类:其他好文   时间:2015-11-29 00:57:12    阅读次数:191
Minimum Path Sum
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:2015-11-29 00:34:46    阅读次数:192
235. Lowest Common Ancestor of a Binary Search Tree
题目:Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.According to thedefinition of LCA on Wikipedi...
分类:其他好文   时间:2015-11-28 23:13:51    阅读次数:236
First Missing Positive
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...
分类:其他好文   时间:2015-11-28 22:58:20    阅读次数:186
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