import  java.util.*;

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.pritln("Odd");
    }
}    
