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我到处都看到这些编程问题:
Find an element in a sorted rotated integer array.
A sorted array has been rotated r times to the left. Find r in least possible time.
Rotate an array by k positions in place (without using extra memory)
And so on....
我的问题是,为什么有人会这样做?是否有真正的算法需要线性阵列旋转?数组旋转有哪些实际用途?