import java.util.Scanner;

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

      int result = a * b;

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