let read_n_int () =
  let temp = read_line () in
  let digits = String.split_on_char ' ' temp in
  List.map int_of_string digits


let input_data () =
  let read_test_case () =
    let _d, a = Scanf.sscanf (read_line ()) "%d %d" (fun a b -> (a, b)) in
    let x_s = read_n_int () in
    (a, x_s)
  in
  let t = read_int () in
  let testcases = List.init t (fun _ -> read_test_case ()) in
  testcases


let rec print_int_list l =
  match l with
  | [] -> ignore ()
  | h :: tl ->
    print_int h;
    if tl = [] then ignore ()
    else
      (
        print_char ' ';
        print_int_list tl
      )


let () =
  let testcases = input_data () in
  let ans =
    List.map (fun (a, x_s) ->
        List.map (fun x ->
            (2 * x + a) / (2 * a))
          x_s)
      testcases in
  List.iter
    (fun testcase_result ->
       print_int_list testcase_result;
       print_newline ())
    ans