Comment by reborg

My Clojure take on a* was kinda of a journey. I thought I understood the algorithm several times while implementing it. It took me a few passes, now I'm quite happy about the results. Impressive how concise it is compared to the imperative version in other languages. Here if you want to see https://gist.github.com/reborg/c3372428c6ccd7d93289fb7a3a9ec...