And a version based on a dispatch table (which is definitely overkill in a simple situation like this):
use strict;
use warnings;
my @input_array = qw( N1 N2 N3 N6 N7 );
my @input_A = qw( N1 N3 N11 N11 N10 N16 );
my @input_B = qw( N3 N6 N2 N7 N16 N19 );
my %flags;
$flags{$_} |= 1 for @input_array;
$flags{$_} |= 2 for @input_A;
$flags{$_} |= 4 for @input_B;
my %primaryCCO;
my %dispatch = (
3 => sub { my $label = shift; print "$label: only 1 input is PI\n"
+ },
5 => sub { my $label = shift; print "$label: this is a wire\n" },
7 => sub {
my $label = shift;
$primaryCCO{$label} = [1,1];
print "$label: CCO = ( @{$primaryCCO{$label}} )\n";
},
);
exists $dispatch{ $flags{$_}} and $dispatch{ $flags{$_} }->($_) for ke
+ys %flags;