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