object Main {
  def main(args : Array[String]) : Unit = {
    val (a,b) = {
      val s  = readLine()
      val ss = s.split(" ").map(_.toLong)
      (ss(0), ss(1))
    }
    (a to b).filter(i => i.toString.contains('3') || i% 3 == 0).foreach(println(_))
  }
}