object main {
  def main(args: Array[String]): Unit = {
    val lines = io.Source.stdin.getLines().toList
    println(solve(lines))
  }

  def solve(lines: List[String]): String = {
    val List(a, b) = lines(0).split(" ").map(_.toInt).toList
    if (a * b % 2 == 0) "Even" else "Odd"
  }
}
