let () =
  let foi = float_of_int in
  let iof = int_of_float in
  let soi = string_of_int in
  Scanf.scanf "%d\n" @@ fun n ->
  let xrr = Array.init n @@ fun _ -> Scanf.scanf "%d " @@ fun d -> d in
  let a = (foi (Array.fold_left (+) 0 xrr)) /. (foi n) in
  let makeD x = iof (50. -. (a -. (foi x)) /. 2.) in
  let ans = Array.map makeD xrr in
  Array.iter (fun x -> print_endline (soi x)) ans