


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

