fun main(){
  val inputs = read()
  if(isEven(inputs[0] * inputs[1])
     println("Even")
  else
     println("Odd")
}

fun read(): List<Int> {
  val input = readLine()
  return input!!.split(" ").map { Integer.parseInt(it) }
}

fun isEven(arg: Int): Boolean {
  return (arg % 2) == 0
}