One solution would be to : check if max-min = N and
that all elements are unique in the array.
However, this may require space complexity.. Looking for a
better solution.

On Jun 25, 12:44 am, ross <jagadish1...@gmail.com> wrote:
> Given an array, A, find if all elements in the sorted version of A are
> consecutive in less than O(nlogn).
> eg: A: 5 4 1 2 3 on sorting 1 2 3 4 5 all elements are consecutive --
> true
> A: 1 9 2 22 on sorting 1 2 9 22 all elements are NOT consecutive -
> false

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