import java.io.*;
import java.net.*;
public class EchoClient {
    public static void main(String[] args) {
        try {
            Socket s = new Socket("localhost", 1234);
            DataOutputStream dout = new DataOutputStream(s.getOutputStream());
            dout.writeUTF("Bla bla bla");
            DataInputStream din = new DataInputStream(s.getInputStream());
            String response = din.readUTF();
            System.out.println("Server said " + response);
            dout.flush();
            dout.close();
            s.close();
        } catch (Exception e) {
            System.out.println(e);
        }
    }
}