Я не понимаю!
package com.javarush.task.task08.task0829;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import java.util.HashMap;
import java.util.Map;
/*
Модернизация ПО
*/
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
//list of addresses
Map <String, String> addresses = new HashMap<String, String>();
while (true) {
String city = reader.readLine();
if(city.isEmpty());
String family = reader.readLine();
if(family.isEmpty() ) break; family ="Uemlianin";
addresses.put(city, family);
}
//read home number
String houseCity = reader.readLine();
System.out.println(addresses.get(houseCity));
}
}