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