import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;

public class Server
{
	public static void main (String[] args)
	{
		ServerSocket serverSocket = null;

		/* Start listening on port */
		try
		{
			serverSocket = new ServerSocket (4200);
		}
		catch (Exception e)
		{
			e.printStackTrace ();
			return;
		}
		
		Socket socket = null;
		BufferedReader input = null;
		PrintWriter output = null;
		
		/* Receive incoming client connection */
		try
		{
			socket = serverSocket.accept ();
			input = new BufferedReader (new InputStreamReader (socket.getInputStream ()));
			output = new PrintWriter (socket.getOutputStream (), true);
		}
		catch (Exception e)
		{
			e.printStackTrace ();
		}

		/* Interact with client */
		try
		{
			String line = getStringFromClient (input);
			int number = getIntFromClient (input);
			int result = number * line.length ();
	
			output.println (result);
			number = getIntFromClient (input);
			line = getStringFromClient (input);
			output.println (line + number);
			
			line = getStringFromClient (input);
			number = getIntFromClient (input);
			result = number / 9;
	
			output.println (result);
			number = getIntFromClient (input);
			line = getStringFromClient (input);
			output.println (result * 5);
			
			line = getStringFromClient (input);
			number = getIntFromClient (input);
			result = number * line.length();
	
			output.println (result);
			number = getIntFromClient (input);
			line = getStringFromClient (input);
			output.println ("QUIT");
		}
		catch (Exception e)
		{
			e.printStackTrace ();
		}

		/* Shutdown client connection */
		try
		{
			input.close ();
			output.close ();
			socket.close ();
			serverSocket.close ();
		}
		catch (Exception e)
		{
			e.printStackTrace ();
		}
	}
	
	public static int getIntFromClient (BufferedReader input)
	{
		int result = -1;
		
		try
		{
			String line = input.readLine ();
			result = Integer.parseInt (line);
		}
		catch (Exception e)
		{
			e.printStackTrace ();
		}
		
		return result;
	}
	
	public static String getStringFromClient (BufferedReader input)
	{
		String result = "";
		
		try
		{
			result = input.readLine ();
		}
		catch (Exception e)
		{
			e.printStackTrace ();
		}
		
		return result;
	}
}