import java.util.Scanner

object Problem212 {

  def proc(p: Double, c: Double): Double = {
    val prime = Seq(2, 3, 5, 7, 11, 13)
    val composite = Seq(4, 6, 8, 9, 10, 12)

    val primeAvg = prime.sum.toDouble / prime.size
    val comAvg = composite.sum.toDouble / composite.size

    Math.pow(primeAvg, p) * Math.pow(comAvg, c)
  }

  def main(args: Array[String]) {
    val sc = new Scanner(System.in)
    val (p, c) = (sc.nextInt, sc.nextInt)

    val result = proc(p, c)
    println(result)
  }
}