let n = 5

let () =
  let a = Array.make 13 0 in
  for i = 0 to n - 1 do
    let x = Scanf.scanf "%d " (fun i -> i) in
    let x = x - 1 in
    a.(x) <- a.(x) + 1;
  done;
  let s = Array.mem 3 a in
  let t = Array.mem 2 a in
  let r =
    if s && t then "FULL HOUSE"
    else if s then "THREE CARD"
    else if not t then "NO HAND"
    else if Array.fold_left (fun m e ->
      m + if e = 2 then 1 else 0) 0 a = 2 then "TWO PAIR"
    else "ONE PAIR" in
  print_endline r