#!perl
for$.(s//-
/..pop){s/./$& $&/g}print
|
#!perl
$_="-
";for$.(1..pop){s/./$& $&/g}print
|
#!perl -l
$_="-";for$.(1..pop){s/./$& $&/g}print
|
#!perl -l $_="-";s/./$& $&/gwhile($!+=pop)--;print |
#!perl $..=$"x3**$#_++.$.||"-"for 0..pop;print$..$/ |
#!perl $..=$.?$"x3**$!++.$.:"-"for 0..pop;print$..$/ |
#!perl $.="-";$..=$"x3**$!++.$.for(1..pop);print$..$/ |