// scopes working
(defn f [] 23)
(defn g []
      (let [f (fn [] 11)]
           (assert (== (f) 11)))
           45)
g()

// check for late binding
(defn a [] (b))
(defn b [] (c))
(defn c [] 88)

(defn c [] 33)
(assert (== (a) 33))