import java.util.*;

public class Main{
  public static void main(String[] args) {
    try {
      Scanner scn = new Scanner(System.in);
      int a, b;

      a = Integer.parseInt(scn.next());
      b = Integer.parseInt(scn.next());

      if(a*b%2 == 1){
       System.out.println("Odd");
      }else if(a*b%2 == 0){
       System.out.println("Even");
      }

    }
    catch (Exception e) {

    }
  }
}

/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