use strict;
use warnings;
use LWP::Simple 'get';
use vars qw( $URL );

$URL = 'http://perlmonks.org/?node_id=131';

exit main( @ARGV );

sub main
{
    my $continue = 1;
    my $prev     = ~0;
    my %days;

    $days{$_}++
        for
        grep {
            $continue && $_ <= $prev
                ? do {
                    $prev = $_;
                    $continue }
                : do { $continue = 0 } }
        get( $URL ) =~
            m(<!--\s+Begin\s+Post\s+-->
              (?s:.+?) on \s+
              [ADFJMNOS]\S+ \s+
              (\d+)
              [\d\s,]+\s+
              at \s+[\d:]+)xigs;

    print "Dates of nodes on the Monastery Gates\n"
        . join '',
          map sprintf( "% 02d: %s\n",
                        $_,
                        '*' x $days{$_} ),
          sort { $b <=> $a }
          keys %days;

}
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