public class Main{
  public static void main(String[] args){
    Scanner scan = new Scanner(System.in);
    int a = scan.nextInt();
    int b = scan.nextInt();
    int z = a * b;
    if(z % 2 == 0){
      System.out.println("Even");
    }else{
      System.out.println("Odd");
    }
  }
}