object Main {
  def main(args: Array[String]) {
    val sc = new java.util.Scanner(System.in)
    val A, B = sc.nextInt

    def isMatch(n: Int): Boolean = {
      if (n % 3 == 0) return true
      return n.toString.exists(_ == '3')
    }
    
    val xs = (A to B).filter(isMatch)
    xs.foreach(println)  
  }
}