[Omaha.pm] I used map again :)

[Jay Hannah]

Scary. I'm starting to do this by default for temporary ugly hacks in my
code. :)

j

@ok_combos = qw(
   AA57687 UA35124 1PSFODT 1ASFODTN WBSFODTN
   AA4811  UA25416 1P1049  1AWAS512 WBWASSHO
);
my %ok_combos = map { $_ => 1 } @ok_combos;