import java.util.*;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int a,b,c;
		
		a = sc.nextInt();
		b = sc.nextInt();
		c = a*b;
		
		if(c%2 == 0) {
			System.out.println("Even");
		}
		else {
			System.out.println("Odd");
		}
	}
}