35 #Q: How many times is the $search found inside all the hash values??
...
41 #Q: How many hash values contain at least one "$search" inside of them?
...

##</code><code>##

>perl -wMstrict -le
"my %hash = (
   x => '---------',
   y => '-----x---',
   z => '-XxX-x-X-',
   );
 my $Xs_in_values = 0;
 $Xs_in_values += () = /X/gi for values %hash;
 print $Xs_in_values;
 my $values_with_X = grep /X/i, values %hash;
 print $values_with_X;
"
6
2