package yukicoder;

import java.util.Scanner;

public class Y2415 {
	public static void main(String args[]) {
		Scanner s=new Scanner(System.in);
		int A=s.nextInt();
		int B=s.nextInt();
		s.close();
		if(A%2==0||B%2==0) {
			System.out.println("Even");
		}
		else {
			System.out.println("Odd");
		}
	}
}