so if %hash had the keys 1 2 3 4 5, and @mips was 1 2 5, 3 and 4 would still be in %hash, when they ought to be removed. $new{$_}=$hash{$_}||999 for@mips;%hash=%new;

 

______crazyinsomniac_____________________________ Of all the things I've lost, I miss my mind the most. perl -e "$q=$_;map({chr unpack qq;H*;,$_}split(q;;,q*H*));print;$q/$q;"