#!/usr/bin/perl
my%cd=reverse('a'=>'$','='=>'5','7'=>"'",'d'=>'1',','=>'%','2'=>'r','y'=>'(','1'=>')','"'=>'3','t'=>'@','e'=>'{','>'=>'4','s'=>'n',"\n"=>'h','c'=>'"','('=>' ','$'=>';','\\'=>'c','r'=>'d',
':'=>'9','h'=>"\n",'.'=>',','@'=>'t','['=>'\\',';'=>':','f'=>'m','i'=>'}','n'=>'y',' '=>'s','{'=>'>',']'=>'l','3'=>'[','%'=>'o','9'=>'f','m'=>'=','_'=>']','l'=>'a','4'=>'2','p'=>'.',
')'=>'e',"'"=>'i','}'=>'7','5'=>'_','o'=>'p');my$r='';while(<DATA>){$r.=$_;}my$p='';foreach(split("",$r)){$p.=$cd{$_};}chop$p;eval($p)and(print($@));
__DATA__
=(s;"
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