#! /usr/bin/perl -w
#
# setpart - example script from the Set-Partition distribution
#
# Copyright (c) 2006 David Landgren. All rights reserved.

use Set::Partition;

my $set  = shift || '3:2';
my $part = [split /:/, $set];

my $nr = 0; $nr += $_ for @$part;

my $s = Set::Partition->new(
    list      => ['a'..chr($nr+96)],
    partition => $part,
);

while (my $p = $s->next) {
    print join( ' ', map { "[@$_]" } @$p ), $/;
}