val daysInMonth = fn : int -> int val pow = fn : int * int -> int val sumTo = fn : int -> real val repeat = fn : string * int -> string val twos = fn : int -> int val absoluteDay = fn : int * int -> int val countNegative = fn : int list -> int val absPair = fn : int * int -> int * int val absList = fn : (int * int) list -> (int * int) list val split = fn : int list -> (int * int) list val isSorted = fn : int list -> bool val collapse = fn : int list -> int list val insert = fn : int * int list -> int list val insertionSort = fn : int list -> int list val explore = fn : int * int -> int list val factors = fn : int -> int list