fork download
copy 
  1. #!/usr/bin/perl
  2. # your code goes here
  3. $str="aab12a221b1";
  4. %map = ("a", "z",   # map a to z
  5.         "b", "y");  # map b to y 
  6. sub get_mapping{
  7.     if (exists $map{"$_[0]"}) {
  8.         return $map{"$_[0]"};
  9.     }
  10.     return "$_[0]";
  11. }
  12. $str=~s/(.)/get_mapping($1)/eg;
  13. print $str;
Success #stdin #stdout 0s 3564KB
comments ()
stdin
copy 
Standard input is empty
stdout
copy 
zzy12z221y1
https://ideone.com/nVJTXk
language:
Perl (perl 5.28.1)
created:
10 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!