import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Main obj = new Main();
		obj.doIt();
	}

	void doIt() {
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();
		sc.close();

		if ((a * b) % 2 == 0) {
			System.out.println("Even");
		} else {
			System.out.println("odd");

		}
	}
}