/*
 651  * The functions glob2 and glob3 are mutually recursive; there is one level
 652  * of recursion for each segment in the pattern that contains one or more
 653  * meta characters.
 654  */
##</code><code>##

use File::Find::Rule;
my @dirs = find( 'dir', 'name', qr/^d\d/i, 'maxdepth', 1, 'in', $path );
my @files = find( 'file', 'name', qr/^d\d/i, 'maxdepth', 1, 'in', \@dirs );