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Search for a range寻找上下界-Leetcode
原题如下:Given a sorted array of integers, find the starting and ending position of a given target value.Your algorithm's runtime complexity must be in th...
分类:其他好文   时间:2015-09-17 21:04:27    阅读次数:151
如何通过PLM和PLM-ERP集成来辅助管理复杂性
Managing complexity is something almost everyone dealing with PLM is talking about and there is a good reason for it. Managing complexity is one of th...
分类:其他好文   时间:2015-09-16 06:21:52    阅读次数:312
[leetcode 23]Merge k Sorted Lists
1 题目Mergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.2 思路当时看到这个题目就想到的是归并排序。好吧,但是,具体代码写不出来。题目给的是数组:publi...
分类:其他好文   时间:2015-09-14 22:41:57    阅读次数:207
Search in Rotated Sorted Array II
Followupfor"SearchinRotatedSortedArray":Whatifduplicatesareallowed?Wouldthisaffecttherun-timecomplexity?Howandwhy?Writeafunctiontodetermineifagiventargetisinthearray.解法本题可以依照SearchinRotatedSortedArray方法来,不过需要注意nums[left]==nums[right]不在代..
分类:其他好文   时间:2015-09-13 12:03:17    阅读次数:177
leetcode [004] : Median of Two Sorted Arrays
There are two sorted arrays nums1 and nums2 of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity sh...
分类:其他好文   时间:2015-09-13 10:33:48    阅读次数:187
LeetCode -- Merge K Sorted Lists
Question:Mergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.Analysis:合并k个排好序的链表,返回最终一个总的排序列表。分析并描述他的复杂度。l...
分类:其他好文   时间:2015-09-12 21:38:37    阅读次数:197
[LeetCode][JavaScript]Search for a Range
Search for a RangeGiven a sorted array of integers, find the starting and ending position of a given target value.Your algorithm's runtime complexity ...
分类:编程语言   时间:2015-09-12 20:10:38    阅读次数:190
【LeetCode】172. Factorial Trailing Zeroes
题目:Given an integern, return the number of trailing zeroes inn!.Note:Your solution should be in logarithmic time complexity.提示:此题要求出n阶乘的结尾零的个数。因为当且仅当阶...
分类:其他好文   时间:2015-09-12 16:07:57    阅读次数:188
[?]Factorial Trailing Zeroes
Given an integer n, return the number of trailing zeroes in n!.Note: Your solution should be in logarithmic time complexity.[分析]首先别忘了什么是factorial,就是阶乘...
分类:其他好文   时间:2015-09-11 09:15:29    阅读次数:108
Majority Element 解答
Solution 1Naive wayFirst, sort the array using Arrays.sort in Java. Than, scan once to find the majority element. Time complexity O(nlog(n)) 1 public ...
分类:其他好文   时间:2015-09-11 06:45:56    阅读次数:152
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