import java.util.*;

class Main {
    public static void main(String[] args) {
      try {
        Scanner sc = new Scanner(System.in);

        int a = Integer.parseInt(sc.nextLine());
        if (a % 2 == 0) {
          System.out.println("Even");
          return;
        }

        int b = Integer.parseInt(sc.nextLine());
        if (b % 2 == 0) {
          System.out.println("Even");
          return;
        }

        System.out.println("Odd");
        return;
      } catch (NumberFormatException e) {
        e.printStackTrace();
      }
    }
}