(defn my-curry [f] (fn [x] (fn [y] (f x y))))
(defn double-curry [f] (fn [x] (fn [y] (fn [z] (f x y z)))))

(defn make-cb []
  ((fn []
     (let [x "hi"]
       (fn [] (IO.println x))))))

(defn make-cb2 []
  ((fn []
     (let [x "hello"
           f (fn [] (IO.println x))]
       f))))

(defn main []
  (do ((make-cb))
      ((make-cb2))
      (((my-curry (fn [x y] (Int.+ x y))) 1) 2)))