fun main(args: Array<String>) {
  val ab = readLine()
  val multiAB = ab?.let {
    val arr = it.split(" ").map { num -> Integer.parseInt(num)  }
    arr[0] * arr[1]
  } ?: 0
  if ((multiAB % 2) == 0) {
    println("Even")
  } else {
    println("Odd")
  }
}