import java.util.*;

public class Product {
  public static void main(String args[]) {
    Scanner sc = new Scanner(System.in);

    int a = sc.nextInt();
    int b = sc.nextInt();
    int c = a * b;

    if (c % 2 == 0) {
      System.out.print("Even");
    } else {
      System.out.print("Odd");
    }
  }
}
