import java.util.*;

public class Main{

     public static void main(String[] args){
         
         Scanner sc = new Scanner(System.in);
         int a = sc.nextInt();
         int b = sc.nextInt();
         
         if( Integer.lowestOneBit(a) != 1 || Integer.lowestOneBit(b) != 1){
            System.out.println("Even");
         } else{
            System.out.println("Odd");
         }
       
     }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz