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  1. or download this
    use strict;
use warnings;
...
}

$dbh->disconnect();
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    use strict;
use warnings;
...
}

$dbh->disconnect();
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    Expected    Result
---------   -----------------
...
190         -884.1624455168
1900        -8847.1212166144
19000       -88475.1384243200
  4. or download this
    19          134.1051235328
190         1347.0641895424
1900        13474.0778692608
19000       134745.0736599040