
import java.util.*;
public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();
		if((a*b)%2==0)
			System.out.println("Even");
		else
			System.out.println("Odd");
		
	}

}
