import java.util.*;

public class ABC086A{
	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.println("Even");
		} else {
			System.out.println("Odd");
		}
	}
}