import java.io.*;
import java.net.*;
import java.util.LinkedList;

public class net3{
	public static void main(String arg[]) throws IOException{
		ServerSocket ss=new ServerSocket(3001);
		while(true){
			int olemas;
			BufferedReader fValja=new BufferedReader(new FileReader("nimed.txt"));
			Socket sc=ss.accept();
			PrintWriter valja=new PrintWriter(sc.getOutputStream(), true);
			BufferedReader sisse=new BufferedReader(new InputStreamReader(sc.getInputStream()));
			LinkedList nimed=new LinkedList();
			String rida=fValja.readLine();
			while(rida!=null){
				nimed.add(rida);
				valja.println(rida);
				rida=fValja.readLine();
			}
			fValja.close();
			PrintWriter fSisse=new PrintWriter(new FileWriter("nimed.txt"));
			valja.println("Kes oled?");
			String nimi=sisse.readLine();
			valja.println("Nimes "+nimi+" on "+nimi.length()+" tähte.");
			olemas=0;
			for(int i=0;i<nimed.size();i++){
				System.out.println("Võrdlen: "+nimi+" ja "+(String)nimed.get(i));
				System.out.println(nimi.compareToIgnoreCase((String)nimed.get(i)));
				if(nimi.compareTo((String)nimed.get(i))==0){olemas=1;}
				System.out.println("Olemas="+olemas);
			}
			if(olemas!=1){
				nimed.add(nimi);
				for(int i=0;i<nimed.size();i++){
					fSisse.println((String)nimed.get(i));
				}
			}else{
				for(int i=0;i<nimed.size();i++){
					fSisse.println((String)nimed.get(i));
				}
			}
			fSisse.close();
			sc.close();
		}
	}
}