RosettaCodeData/Task/Variables/OCaml/variables-4.ocaml

let sum =     (* sum is bound to 181 *)
  let a = 31
  and b = 150 in
  (a + b)

let sum () =  (* sum is a function which returns 181 *)
  let a = 31
  and b = 150 in
  (a + b)