import java.util.Scanner;
public class main{
 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");




   sc.close();
 }
}