Greg Allen wrote: > > Hurrah: a decoder.. much borrowed, too much added (scores 105). > > #!perl -p > >s#\pL+(`\pL*)?#$_=$&;$1||s/(..)(..)/$1`$2/;/`/?($l=()=/../g)&&join'',/([^`])(?=.{$l}(.)?)/g:reverse#eg
Routine clean-up to 83: #!perl -p s#[a-z`]+#$_=$&;s/^..(?=..$)/$&`/;/`/?join'',/(\w)(?=.{$-[0]}(.?))/g:reverse#egi -- Rick Klement