import java.util.Scanner;

public class A {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());

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