List Functions

(doc count)
(def a '(1 5 3 2 4))
(count a)
(empty? a)
(first a)
(second a)
(last a)
(nth a 2)
(rest a)
(reverse a)
(sort a)
(concat a a a)
(take 2 a)
(drop 2 a)
(take 10 (cycle a))
(repeat 5 1)
(partition 2 a)
(filter even? a)
(remove even? a)
(some #{5} a)
(some #{17} a)
(if (some #{17} a)
  "There is a 17 in the list"
  "There is not a 17 in the list")
(.indexOf a 5)
(.indexOf a 17)
(every? even? '(2 1 2 1))
(every? even? '(2 2 2 2))
(some even? '(2 1 2 1))
(some even? '(1 1 1 1))
(not-any? even? '(2 1 2 1))
(not-any? even? '(1 1 1 1))