use strict;
use warnings;

my $HoA_ref = {'GAT' => [2, ['ttt',-3,1],['ttc',-3,3],['ccc',-1,2]],
               'AAA' => [13,['aaa',-1,2],['atg',-2,2]],
               'TTT' => [11,['tta',-2,1],['atc',-3,3]]
               };


sub print_zHoA {
    my ($HoA) = shift;
    my $mc = (sort {$$HoA{$a}[0] <=> $$HoA{$b}[0]} keys %$HoA)[-1];
    print "$mc $$HoA{$mc}[0]:\n";
    for my $i ( 1 .. $#{$$HoA{$mc}} ) {
        print join( ',', @{$$HoA{$mc}[$i]} ), "\n";
    }
}


print_zHoA($HoA_ref);