http://www.perlmonks.org?node_id=406433


in reply to Golf: ROT-n

Not shorter (yet) but different. Maybe the approach can be improved? 

       #        1         2         3         4         5
       #123456789 123456789 123456789 123456789 123456789 
perl -e"die map{($i)=@ARGV;$_++while$i--;chop}split'',pop" 4 pqrstuvwxyz

tuvwxyzabcd at -e line 1.

Examine what is said, not who speaks.
"Efficiency is intelligent laziness." -David Dunham
"Think for yourself!" - Abigail
"Memory, processor, disk in that order on the hardware side. Algorithm, algorithm, algorithm on the code side." - tachyon

In Section Meditations