change 

print $_ . ': ' . $erg{$_} . '<br />' . "\n" foreach (keys %erg);

[download]
to 
my $erg = 0;
$erg += $erg{$_} foreach (keys %erg); 
print $erg,"\n";

[download]

regards,
tomte

An intellectual is someone whose mind watches itself.
-- Albert Camus

In reply to Re^5: Unique items in a text file by Tomte
in thread Unique items in a text file by Anonymous Monk

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