摘要：
Given a collection of intervals, merge all overlapping intervals.For example,Given[1,3],[2,6],[8,10],[15,18],return[1,6],[8,10],[15,18].题目大意：给定一个组区间，实... 阅读全文
posted @ 2015-09-11 18:46
丶Blank
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You are a product manager and currently leading a team to develop a new product. Unfortunately, the latest version of your product fails the quality c... 阅读全文
posted @ 2015-09-11 16:21
丶Blank
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Given an array of citations (each citation is a non-negative integer) of a researcher, write a function to compute the researcher's h-index.According ... 阅读全文
posted @ 2015-09-11 16:15
丶Blank
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Given an array containingndistinct numbers taken from0, 1, 2, ..., n, find the one that is missing from the array.For example,Givennums=[0, 1, 3]retur... 阅读全文
posted @ 2015-09-11 16:09
丶Blank
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蓄水池算法要解决的问题就是在不知道流入数据量多少的情况下，依旧可以随机从这些数中选取K个，乍一听好神奇，其实分析一下背后的概率知识，思想还是很简单的，相信看完我的介绍和证明，你也会觉得很简单。假设要求随机选择K个元素，假设一共流入的元素有n个。 首先数组a[0...k-1]表示最后返回的结果，最开... 阅读全文
posted @ 2015-09-11 14:37
丶Blank
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