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  1. or download this
    #!/usr/bin/perl
    
    ...
    for my $ja (sort{$a =~ tr/0-9//cdr <=> $b =~ tr/0-9//cdr} sort @a) {
        print "$ja\n";
    }
    
  2. or download this
    sort of @a
    A130
    ...
    B1225
    C1600
    B2480