If you only need the maximum (and you're not golfing), I see no reason to sort. You could use something like: 
my $max=0;
for(map values %$_,values %result){
    my $n=split;
    $max=$n if $n>$max;
}
print $max;

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HTH

In reply to Re: Max numbers of element in the values of an HoH by Ido
in thread Max numbers of element in the values of an HoH by secret

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