(def a [1, 2, 3])
(print "Hello World") /* prints to stdout */
(println "Hello World") /* prints to stdout without a newline */
(push a 1) /* pushes an element to a list */
(pop a) /* pops an element from a list */
(def l (length a)) /* returns the length of a list */
(log l)
(fn add [l] ((+ l 1)))
(def m (map a add)) /* maps a function to a list */
(log a)
(def hi "hi")
(def hi (toUpperCase hi))
(log hi)
(println (repeat hi 2))