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Re: do not understand grep example

by BrowserUk (Patriarch)
on Jun 15, 2012 at 17:38 UTC ( #976469=note: print w/replies, xml ) Need Help??

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  1. or download this
    my $input = shift;
  2. or download this
    my @digits = split //, $input;
  3. or download this
    $sum += $_ for @digits;
  4. or download this
    return $sum % 2;

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