> Now, at anyone time, from 2 to 5 of the items will be populated
> (starting index 0).  And I need to shuffle just those entries up like
> this:
>
> Imagine that indexes 0, 1 and 2 are used.  Then 1 moves to 0,
> 2 to 1, and 0 to 2.

Aha, now I see.  So you don't want to "shuffle" them, you want to rotate
them, right?  This is what I would do:

#include <algorithm>

void f()
{
        int array[ 5 ];
        // populate it

        // rotate the first three items
        std::rotate( array, array + 1, array + 3 ); }

Pretty straightforward.

-------------
Ehsan Akhgari

Farda Technology (http://www.farda-tech.com/)

List Owner: [EMAIL PROTECTED]

[ Email: [EMAIL PROTECTED] ]
[ WWW: http://www.beginthread.com/Ehsan ]

But the thought is one thing, the deed another, and the idea of the deed
still another. The wheel of causality does not roll between them.
-Thus Spoke Zarathustra, F. W. Nietzsche




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