Suppose a sorted array is rotated at some pivot unknown to you beforehand.
(i.e., 0 1 2
4 5 6 7 might become 4 5 6 7 0 1 2).
You are given a target value to search. If found in the array return its index, otherwise return -1.
You may assume no duplicate exists in the array.
本文介绍了一种在旋转排序数组中进行高效搜索的方法。该方法基于经典的二分查找算法,但针对旋转数组的特点进行了调整。文章详细解释了如何判断数组的有序部分,并据此决定搜索的方向。
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