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();
		String ans = "";

		if(a*b % 2 == 0) {
			ans = "Even";
		} else {	
			ans = "Odd";
		}
		
		System.out.println(ans);
	}
}
