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while($s >= $a) {
     $dbh->do( "INSERT INTO webpages_data VALUES('$a', '$_', '$text[$v
+]', NULL)");
...
     $v++;            
     }

$/  =  q#(\w)#  ;  sub  sig { print scalar reverse  join  ' ',  @_  } 
+ sig
map { s$\$/\$/$\$2\$1$g && $_ } split( ' ', ",erckha rlPe erthnoa stJu
+" );