using System;

​

public static class Constants

{

    public enum CartItemCategory

    {

        NotSet = 0,

        LeaseItem = 1,

        DeliveryFee = 2

    }

}

​

public class Program

{

    public static void Main()

    {

        var test = Constants.CartItemCategory.LeaseItem;

        Console.WriteLine(test);

    }

}