Re^3: Code for Constraint Satisfaction Problems

[BrowserUk]

Grrr. You're right! There is a big difference between:

        my $n = unpack '%32b*', ( $set[ $x ] ^ $set[ $y ] );

and

        my $n = unpack '%32b*', pack 'N`', ( $set[ $x ] ^ $set[ $y ] )
+;