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