Code koans for C? [closed]

Question

Is there a Code Koans Set for C or Lisp? I've found Koans in this languages, but no one in C or Lisp:

• Ruby: http://rubykoans.com/
• JavaScript: https://github.com/mrdavidlaing/javascript-koans
• Clojure: https://github.com/functional-koans/clojure-koans
• Scala: https://github.com/rubbish/scala-koans

Answer 1

May the following apocryphal stories and parables from the heyday of UNIX, C and LISP bring you some fun and enlightenment.

AI koans

Rootless root

Answer 2

They exist for Lisp now but not yet for C. There are C++ Koans though:

Lisp Koans

C++ Koans