using System;
using System.IO;
using System.Xml;
using System.Xml.Schema;

class X {
	static void Main (string [] args)
	{
		if (args.Length != 0)
			return;

		string file = args [0];
		XmlSchema s = XmlSchema.Read (File.OpenText (file), null);

		XmlSchemaSet set = new XmlSchemaSet ();
		set.Add (s);

		foreach (XmlSchema schema in set.Schemas)
			schema.Write (Console.Out);
	}
}