public class Main {

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

}