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    #!/usr/bin/perl -w
    use strict;
 
         my$f=           $[;my
       $ch=0;sub       l{length}
     sub r{join"",   reverse split
    ("",$_[$[])}sub ss{substr($_[0]
    ,$_[1],$_[2])}sub be{$_=$_[0];p
     (ss($_,$f,1));$f+=l()/2;$f%=l 
      ();$f++if$ch%2;$ch++}my$q=r
       ("ntfgpfdfal,ce?bngbjn".    
        "axfvxf"); $_=$q; $q=~
          tr/f[a-z]/ [l-za-k]
            /;my@ever=1..&l
              ;my$mine=$q
                ;sub p{
                 print
                  @_;
                   }
 
           be $mine for @ever

#!/usr/bin/perl -w use strict; my$f= $[;my $ch=0;sub l{length} sub r{join"", reverse split ("",$_[$[])}sub ss{substr($_[0] ,$_[1],$_[2])}sub be{$_=$_[0];p (ss($_,$f,1));$f+=l()/2;$f%=l ();$f++if$ch%2;$ch++}my$q=r ("ntfgpfdfal,ce?bngbjn". "axfvxf"); $_=$q; $q=~ tr/f[a-z]/ [l-za-k] /;my@ever=1..&l ;my$mine=$q ;sub p{ print @_; } be $mine for @ever

1

     ping, will you marry me?

ping, will you marry me?