let () =
  let rec tsurukame x y z =
    if x * 4 + y * 2 = z then "Yes "
    else if x * 4 + y * 2 < z then "No "
    else tsurukame (x-1) (y+1) z in
  Scanf.scanf "%d %d\n" @@ fun x y ->
  Printf.printf "%s\n" (tsurukame x 0 y)