import java.util.Scanner;

public class Task1 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();
		int c = a*b;
		if(c % 2 == 0 ) {
			System.out.println("Even");
		} else if (c%2 == 1) {
			System.out.println("Odd");
		}
	}
}
