@in = {                                 @out = {
        qw[M N],                                qw[C B A],
        qw[M N Q P O],                          qw[C G F E D],
        qw[C B A],                              qw[C G F H],
        qw[U S],                                qw[C G F H I],
        qw[V T],                                qw[C G F H J],
        qw[C G F E D],                          qw[M K],
        qw[C G F H],                            qw[M N],
        qw[C G F H I],                          qw[M N Q P O],
        qw[C G F H J],                          qw[U S],
        qw[M K],                                qw[V T],
};                                      };

##</code><code>##

@out = sort{ "@$a" cmp "@$b" } @in;