Are you alocating the matrix in a global way??
If not, try to do so..

2012/5/20 Registered user <[email protected]>

> yes , i need longest path. in a matrix of NxM ( 1000x1000) .
>
>
>
>
> On 5/20/12, Ioana Antoche <[email protected]> wrote:
> > I would use bfs in stead of dfs, anyway something iterrative not
> recursive.
> > În data de 20.05.2012 11:36, "Registered user" <[email protected]>
> a
> > scris:
> >
> >> how do i traverse a 2d matrix of larger dimension ( say 1000x1000 ). i
> >> used dfs that showed correct answer for smaller dimension matrix but
> >> when larger dimension matrix came then error popped up "Stack over
> >> flow .. :( "
> >>
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