import java.util.*;

public class Main {
  public static void main(String[] args ) throws Exception {
    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.println("add");
    }
  }
}
