import java.util.Scanner;
public class ABC086_A
{
    public static void main(String[] args)
    {
        Scanner scan = new Scanner(System.in);
        int a = scan.nextInt();
        int b = scan.nextInt();
        if((a*b)%2==0)
            System.out.println("Even");
        else
            System.out.println("Odd");      
    }
}