441. Arranging Coins You have a total of n coins that you want to form in a staircase shape, where every k-th row must have exactly k coins. Given n, ...
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2017-03-19 17:33:19
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231
Scientific notation is the way that scientists easily handle very large numbers or very small numbers. The notation matches the regular expression [+- ...
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2017-03-14 14:58:29
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179
Given an array of integers, every element appears three times except for one, which appears exactly once. Find that single one. Note:Your algorithm sh ...
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2017-03-13 23:56:15
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Introduction:you have a class with some functions which are not exactly what you can use directerly to sovle the problem you face with.so some adaptio ...
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2017-03-11 11:31:44
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pychallenge之三 题目还是下面一幅图配上一段话。 One small letter, surrounded by EXACTLY three big bodyguards on each of its sides. 纸面意思是一个小写字母被两边各三个大家伙包围着，其中着重加粗的EXACTL ...
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2017-03-08 22:47:05
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297
Given a picture consisting of black and white pixels, and a positive integer N, find the number of black pixels located at some specific row Rand colu ...
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2017-03-07 14:08:45
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256
http://blog.cloudera.com/blog/2015/03/exactly-once-spark-streaming-from-apache-kafka/ http://www.jianshu.com/p/b4af851286e5 streaming通过direct接收数据的入口是c... ...
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2017-03-05 13:30:23
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You have a total of n coins that you want to form in a staircase shape, where every k-th row must have exactly k coins.Given n, find the total number ... ...
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2017-02-28 00:35:52
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201
Android开发中，多少会接触到异步加载图片，或者加载大量图片的问题，而加载图片我们常常会遇到许多的问题，比如说图片的错乱，OOM等问题，对于这些问题解决起来会比较吃力，比较著名的就是Universal-Image-Loader，该项目可以在于Github搜索到. 特征: 使用: 第一步:添加依赖 ...
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2017-02-27 11:03:32
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316
题目描述 Farmer John has N barren pastures (2 <= N <= 100,000) connected by N-1 bidirectional roads, such that there is exactly one path between any two p ...
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2017-02-26 20:56:30
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192
