##
sub _{@_<2&&return print@_;my@a;push@{$a[--$|]},$_ for
@_;_(@$_)for@a};_ split//,"huroP cels,tetah Jen akrr";
####
Just another Perl hacker,
####
perl -le 'print --$| for 1..5'
####
1
0
1
0
1
####
perl -le 'print ++$| for 1..5'
####
1
1
1
1
1