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