public class easyMod {
  public static void main (String[] args) {
    
    // Problem A
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt();
    int b = sc.nextInt();
    int product = a*b;
    if(product%2 == 0) {
      System.out.println("Even");
    }
    else {
      System.out.println("Odd");
    }
}
}