my @mips = qw( A B C D E F)
my %hash = (
 A => 1.6543
 B =>  2.45433
 C =>  -.4533
 E => 1.453
 G => -1.875
);

I want a resulting hash that looks like:

 A => 1.6543
 B => 2.45433
 C => -.4533
 D => 999
 E => 1.453
 F => 999

Any suggestions are appreciated!

thanks,Evan