import java.util.*;

class ABC086A{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        if ((a*b)%2==0){
            System.out.println("Even");
        }else{
            System.out.println("Odd");
        }
    }
}