pulled in lisp koans for solving

https://github.com/google/lisp-koans

lisp-koans/koans-solved/extra-credit.lisp

@@ -0,0 +1,27 @@
+;;; Copyright 2013 Google Inc.
+;;;
+;;; Licensed under the Apache License, Version 2.0 (the "License");
+;;; you may not use this file except in compliance with the License.
+;;; You may obtain a copy of the License at
+;;;
+;;;     http://www.apache.org/licenses/LICENSE-2.0
+;;;
+;;; Unless required by applicable law or agreed to in writing, software
+;;; distributed under the License is distributed on an "AS IS" BASIS,
+;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+;;; See the License for the specific language governing permissions and
+;;; limitations under the License.
+
+;;; EXTRA CREDIT:
+;;;
+;;; Create a program that will play the Greed game.
+;;; The full rules for the game are in the file extra-credit.txt.
+;;;
+;;; You already have a DICE-SET class and a score function you can use.
+;;; Write a PLAYER class and a GAME class to complete the project.
+;;;
+;;; This is a free form assignment, so approach it however you desire.
+
+(define-test play-greed
+  ;; This page intentionally left blank.
+  (assert-true t))