Make that 53 (and strict, to boot) ... ;-)

sub rle {
  my$c;map{shift;$c++;$_[0]ne$_?("$_*$c",$c=0)[0]:()}@_
}
[download]

update: err.. 51

sub rle {
  my$c;map{shift;$c++;$_[0]ne$_?"$_*$c"|($c=''):()}@_
}
[download]

   MeowChow                                   
               s aamecha.s a..a\u$&owag.print