恢复内容开始 问题描述:给出一个非负整数num,对[0, num]范围内每个数都计算它的二进制表示中1的个数 Example:For num = 5 you should return [0,1,1,2,1,2] 思路:这种题适合归纳法,找出规律然后用编程语言描述,令i从0开始,设f(i)为i对应二 ...
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其他好文 时间:
2016-08-23 01:30:09
阅读次数:
128
Given an array of integers, find two numbers such that they add up to a specific target number. The function twoSum should return indices of the two n ...
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其他好文 时间:
2016-08-22 23:05:57
阅读次数:
139
Given two arrays, write a function to compute their intersection.
Example:
Given nums1 = [1, 2, 2, 1], nums2 = [2, 2], return [2, 2].
Note:
Each element in the result should appear as many ti...
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其他好文 时间:
2016-08-22 21:49:10
阅读次数:
106
关键词 “必须”(“MUST”)、“一定不可/一定不能”(“MUST NOT”)、“需要”(“REQUIRED”)、
“将会”(“SHALL”)、“不会”(“SHALL NOT”)、“应该”(“SHOULD”)、“不该”(“SHOULD NOT”)、
“推荐”(“RECOMMENDED”)、“可以”(“MAY”)和”可选“(“OPTIONAL”)的详细描述可参见 RFC 21191....
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其他好文 时间:
2016-08-22 20:14:04
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160
https://www.elastic.co/blog/index-vs-type Who has never wondered whether new data should be put into a new type of an existing index, or into a new in ...
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其他好文 时间:
2016-08-22 19:54:13
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235
1553: Good subsequence Description Give you a sequence of n numbers, and a number k you should find the max length of Good subsequence. Good subsequen ...
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其他好文 时间:
2016-08-21 18:14:40
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136
Given a linked list, swap every two adjacent nodes and return its head. For example, Given 1->2->3->4, you should return the list as 2->1->4->3. Your ...
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其他好文 时间:
2016-08-21 13:39:27
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128
Extraction from C++ Primer 5th. Editioin 3.2.1 C++ has several different forms of initialization, we should understand how these forms differ from one ...
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编程语言 时间:
2016-08-21 00:36:15
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212
The DOM specifies: how browsers should create a model of an HTML page. how JavaScript can access and update the contents of a web page while it is in ...
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Web程序 时间:
2016-08-20 13:02:07
阅读次数:
149
Given an array of integers, find a contiguous subarray which has the largest sum. Notice The subarray should contain at least one number. Example Give ...
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其他好文 时间:
2016-08-20 01:30:52
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115