import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

class Main {

  public static void main(String[] args) throws Exception {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    String str = br.readLine();
    StringTokenizer st = new StringTokenizer(str);

    int a = Integer.parseInt(st.nextToken());
    int b = Integer.parseInt(st.nextToken());

    System.out.println(Hoge.isProductPositive(a, b));
  }
}

class Hoge {

  static String isProductPositive(int a, int b) {
    return a * b % 2 == 0 ? "Even" : "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