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

class DownloadHtml {
  public static void main(String[] args) throws IOException  {
    if(args.length!=1) {
      System.out.println("This program downloads the homepage at the URL\n"
			 +"given as parameter and writes its content to the screen.");

      return;
    }
  
    URL url=new URL(args[0]);
    BufferedReader in = 
      new BufferedReader(new InputStreamReader(url.openStream()));
      
    while(true) {
      String line=in.readLine();
      if(line==null) break;
      System.out.println(line);
    }
    
    in.close();
  }
}