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