import org.htmlparser.util.*;
import org.htmlparser.*;
import org.htmlparser.tags.*;
import org.htmlparser.filters.*;
import java.util.HashSet;
class test2
{
public static void main(String args[])
{
try
{
HashSet s = new HashSet(); int n=0;
Parser parser = new Parser (args[0]);
NodeList list = parser.parse (new LinkStringFilter("http:")); // no filter
for (int i=0;i