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 * b) % 2 == 0) {
			 System.out.print("Even");
		 }else {
			 System.out.print("Odd");

		 }

	}

}
