* Fix line break after binary operator * fixup! Format Python code with psf/black push Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* implement rat in maze algorithm. * style changes * fix trailing whitespace * add test, fix style * fix style * method change * minor changes * style changes * return solved Co-authored-by: Christian Clauss <cclauss@me.com>