This is a CPAN Perl module that verifies the solutions of various variants
of card Solitaire. It does not aim to try to be a solver for them, because
this is too CPU intensive to be adequately done using perl5 (as of
perl-5.10.0). If you're interested in the latter, look at:
* https://fc-solve.shlomifish.org/
* https://fc-solve.shlomifish.org/links.html#other_solvers