Date:         Thu, 4 Jan 2007 22:31:14 -0800
Reply-To:     David L Cassell <davidlcassell@MSN.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         David L Cassell <davidlcassell@MSN.COM>
Subject:      Re: Permutations of photos in 3*3 matrix...?
In-Reply-To:  <200701041238.l04BkCeP006706@mailgw.cc.uga.edu>
Content-Type: text/plain; format=flowed

ben.powell@CLA.CO.UK wrote back:
>
>Thanks for the offline comment, I used this code (from SAS):
>
>data test3;
>   drop i perms;
>   array x (9) $9 ('A' 'B' 'C' 'D' 'E' 'F' 'G' 'H' 'I');
>
>   /* Create a new variable of the concatenated results */
>   length new $9;
>   perms=fact(9);
>     do i=1 to perms;
>       call allperm(i, of x(*));
>       new=cats(of x(*));
>       output;
>     end;
>run;

You can also get the list of permutations out of PROC PLAN.

If you have rules for selections in the X and Y dimensions of
your 3x3 grid, then PROC PLAN might be a more effective
approach.

HTH,
David
--
David L. Cassell
mathematical statistician
Design Pathways
3115 NW Norwood Pl.
Corvallis OR 97330

_________________________________________________________________
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