import java.io.*;import java.net.*;import java.util.*;public class QuoteClient {    public static void main(String[] args) throws IOException {        if (args.length != 1) {             System.out.println("Usage: java QuoteClient <hostname>");             return;        }	// get a datagram socket        DatagramSocket socket = new DatagramSocket();	// send request	byte[] buf = new byte[256];	InetAddress address = InetAddress.getByName(args[0]);	DatagramPacket packet = new DatagramPacket(buf, buf.length, address, 4445);	socket.send(packet);	// get response	packet = new DatagramPacket(buf, buf.length);	socket.receive(packet);	// display response	String received = new String(packet.getData(), 0);	System.out.println("Quote of the Moment: " + received);	socket.close();    }}