import java.net.*;
import java.io.*;
public class eksam{
  public static void main(String argumendid[]) throws IOException{
  ServerSocket ss=new ServerSocket(3002);
  Socket sc=ss.accept();
  BufferedReader sisse=new BufferedReader(new InputStreamReader
       (sc.getInputStream()));
  PrintWriter pw=new PrintWriter(new FileWriter("vik.txt",true),true);
  String rida=sisse.readLine();
    while(rida!=null){
      pw.println(rida);
      rida=sisse.readLine();
      }
  pw.close();
  }
  }