grouping array

[Bill Mill]

On 29 Sep 2005 10:01:40 -0700, pkilambi at gmail.com <pkilambi at gmail.com> wrote:
> hi if I have an array
>
> say x = [[2,2,0,0,1,1],
>          [1,1,0,0,1,1],
>          [1,1,0,0,1,1]]
> I basically want to group regions that are non zero like I want to get
> the coordinates of non zero regions..as (x1,y1,x2,y2)
> [(0,0,2,1),(0,4,2,5)] which show the top left(x1,y1) and bottom
> right(x2,y2) corners of each group.hope i am clear.
>

I don't understand. Could you give some inputs with expected outputs
and some explanation?

Peace
Bill Mill
bill.mill at gmail.com