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Re: do not understand grep example

by moritz (Cardinal)
on Jun 15, 2012 at 17:29 UTC ( [id://976466]=note: print w/replies, xml ) Need Help??

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  1. or download this
    my @odd_digit_sum = grep digit_sum_is_odd($_), @input numbers;
  2. or download this
    my @odd_digit_sum;
for (@input) {
...
      push @odd_digit_sum, $_;
   }
}

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