import java.net.*;
import java.io.*;

public class UrlWords
{
    public static void main(String args[])
    {
	if (args.length != 1)
	{
	    System.out.println("usage: test <filename>");
	}
	else
	{
	    WordIterator wit = null;
	    URL u = null;
	    try {
		u = new URL(args[0]);		
	    }
	    catch (MalformedURLException e){
		System.err.println(e + " **ERROR opening " + args[0]); 
	    }
	    try{
		wit = new WordIterator(
		    new InputStreamReader(u.openStream()));		
	    }
	    catch (Exception e){
		System.err.println(e + " **ERROR opening " + args[0]); 
	    }

	    while (wit.hasNext())
	    {
	      System.out.println(wit.next());
	    }	    	    
	}
    }
}