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$total{$appl} += $cpupct;
$total{$server}->{$date}->{$appl} += $cpupct;
for my $server ( keys %total ){ for my $date ( keys %{$total{$server}} ){ ... } } }
perl -e 'split//,q{john hurl, pest caretaker}and(map{print @_[$_]}(joi +n(q{},map{sprintf(qq{%010u},$_)}(2**2*307*4993,5*101*641*5261,7*59*79 +*36997,13*17*71*45131,3**2*67*89*167*181))=~/\d{2}/g));'