use pigeonhole sort

On Sun, Aug 9, 2009 at 12:47 PM, richa gupta <[email protected]> wrote:

> Hi,
> An array consists of all unique integers but one. The repeated element
> repeats in the order of two i.e. the repeated integer is 2, 4, 8, 16,
> etc times in the array.
> How to find the repeated element in most efficient way?
>
> --
> Richa Gupta
> (IT-BHU,India)
>
> >
>

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