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for my $prod ( keys %rowhash ){ for my $sup ( keys %{$rowhash{$prod}} ){ ... } print "\n"; }
for my $prod ( @total_pid ){ for my $sup ( @total_sup ){ ... } print "\n"; }
perl -e 'split//,q{john hurl, pest caretaker}and(map{print @_[$_]}(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));'