object Main{
  def main(args: Array[String]){
    val input=io.Source.stdin.getLines().mkString("\n");
    println(solve(input).trim());
  }

  def solve(input:String):String={
    val ab = input.split(" ").map(_.toInt);
    val a = ab(0);
    val b = ab(1);
    Range(a,b+1).toList.filter(v => isBaka(v)).mkString("\n")
  }

  def isBaka(n:Int):Boolean={
    n%3==0 || n.toString.contains("3");
  }
}