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my ($k, $g, $a, $v, $f, $c) = split /,/, $line; if (defined $href->{$v}) { $href->{$v} = [ sort uniq @{$href->{$v}} ]; }
my ($k, $g, $a, $v, $f, $c) = split /,/, $line; $href->{$v} = [ sort uniq $a, @{$href->{$v}} ];