object Main{
  def main(args:Array[String]) = {
    val in = readLine.split(" ").map(_.toInt)
    val a = in(0)
    val b = in(1)
    val c = a*b
    val o = "odd"
    val e = "Even"
    if(c%2 == 0){
      println(e)
    } else {
      println(o)
    }
  }
}
