using System;
using System.Collections.Generic;
using System.IO;
using System.Xml;
using Xex = System.Xml.Expression.Xexpression;

public class Test
{
  public static void Main(params string[] args)
  {
    Xex.Domain domain = new Xex.Domain (null);
    Xex xex = new Xex (domain, "xex.xml");

    if (args.Length >= 2 && args[0] == "-d")
      Xex.debug_level = int.Parse (args[1]);
    Console.WriteLine (xex);
    Console.WriteLine (xex.Eval (domain));
  }
}