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