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Given n non-negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two endpo 阅读全文
posted @ 2016-03-18 14:02
wangb021
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题目： Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the following properties: Integers in each row are sort 阅读全文
posted @ 2016-03-18 02:01
wangb021
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题目： 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 阅读全文
posted @ 2016-03-18 01:26
wangb021
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