import java.util;
public class Main() {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    
    int a = next.Int();
    int b = next.Int();
    
    int c = a * b;
    
    if(c % 2 == 0) {
      System.out.println("Even");
    }else {
      System.out.println("Odd");
    }
  }
}
    