import java.net.*;
import java.io.*;
public class Services implements Runnable {
private Socket s = null;
public Services(Socket s)
{
	this.s = s;
}
	/**
	 * Method run
	 *
	 *
	 */
	public void run()
	{
	  try
	  {
	  	InputStream ips = s.getInputStream();
	   OutputStream ops = s.getOutputStream();
	   BufferedReader br = new BufferedReader(
	   	new InputStreamReader(ips));
	   PrintWriter pw = new PrintWriter(ops,true);//打印
	   
		while(true)//會話內容
		{
			String strline = br.readLine();//讀到這行內容
			if(strline.equalsIgnoreCase("quit"))
			{
				break;
			}
			System.out.println(strline);
			String strEcho = (new StringBuffer(strline).reverse()).toString();
			pw.println(strline + "->" + strEcho);
			
			//pw.println(strline);	
		}
		br.close();//關閉包裝類對象
		pw.close();//關閉包裝類對象
		s.close();
	  }
	  catch(Exception e)
	  {
	  	e.printStackTrace();
	  }
	   
	}
}