import java.util.*

public class sample{
	public static void main(String[] args){

      	Scanner sc = new Scanner(System.in);

      	int a = sc.nextInt();
      	int b = sc.nextInt();

      	int result = a * b;

      	if (result % 2 == 0) {
        	System.out.println("Even");
      	} else {
        	System.out.println("Odd");
        }
    }
}