import scala.io.StdIn._


object Main extends App {
  implicit class Pipe[T](x: T) {
    def |>[U](f: T => U) = f(x)
  }

  readLine().split(" ").map(_.toInt).product |> { x =>
    if(x % 2 == 0) println("Even")
    else println("Odd")
  }
}