Лозинки

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.HashMap;

public class Lozinki {
    public static void main (String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        int N = Integer.parseInt(br.readLine());
        HashMap<String, String> map = new HashMap<>();

        for(int i=1;i<=N;i++){
            String imelozinka = br.readLine();
            String[] parts = imelozinka.split(" ");
            map.put(parts[0],parts[1]);
        }
        String s = br.readLine();

        while(!s.equals("KRAJ")) {
            String [] parts = s.split("\\s++");

            if(map.containsKey(parts[0])) {
                if(map.get(parts[0]).equals(parts[1])) {
                    System.out.println("Najaven");
                    break;
                }
                else
                    System.out.println("Nenajaven");
            }
            else
                System.out.println("Nenajaven");

            s = br.readLine();
        }
    }
}