(s,U,Z;X,g,s/V/Z,X/g,s'X'$#'g,s[Z][++]g,s/\n//g,
eval)for@%='package T;XdUdVlUdVlVorUdVlVorVwUdZ;
sub W{sort{X$a<=>X$b}grep*$_{ARRAY},keys%{T::}}X
lVorVwVoxUdVlVorVwVoxUdVlVorVwVoxVllUdVlVorVwVox
VllVeUdVlVorVwVoxVllVeVhZ;y/x/ /,print for@_=W;'
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$"=$,,$_=q>|\p4<6 8p<M/_|<('=>
.q>.<4-KI<l|2$<6%s!<qn#F<>;$,
.=pack'N*',"@{[unpack'C*',$_]
}"for split/</;$_=$,,y[A-Z a-z]
         {}cd;print lc
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