import java.util.Scanner;

public class MainT01{
    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");
        }


    }
}