let rec contain_3 n s =
  if n < 10 then
    let s = s + n in
    if n = 3 || (s <> 0 && s mod 3 = 0) || (s = 0 && n = 6 || n = 9) then true
    else false
  else
    let n1 = n mod 10 in
    if n1 = 3 then true
    else contain_3 (n / 10) (s + n1)

let nabeatsu2 a b =
  for i = a to b do
    if contain_3 i 0 then
      begin print_int i; print_newline () end
    else
      ()
  done

let () = Scanf.sscanf (read_line ()) "%d %d" nabeatsu2