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use strict;
use warnings;
...
print
   qq{\$hiFrom = $hiFrom and \$hiTo = $hiTo\n},
   qq{\$byeFrom = $byeFrom and \$byeTo = $byeTo\n};

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%dataItems = (
               'hi' => {
...
             );
$hiFrom = 65 and $hiTo = 106
$byeFrom = 12 and $byeTo = 53