let pair_of_list list = match list with
    first :: second :: [] -> (first, second)
  | _ -> failwith "Elements are less than two";;

let comparizon (a, b) =
  if a < b then "a < b"
  else if a > b then "a > b"
  else "a == b";;

read_line()
|> Str.split (Str.regexp " ")
|> List.map int_of_string
|> pair_of_list
|> comparizon
|> print_endline

