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>perl -wMstrict -le "my $data = q{'A','B','C','D','E','F','G','H','I','J','K','L','M'}; ... printf qq{:$_: } for @ra; " :'A','B','C','D': :'E','F','G','H': :'I','J','K','L': :'M':
>perl -wMstrict -le "use List::MoreUtils qw(natatime); ... 'M' ] ];