When I run the program it finishes with exit code 0 but doesn't display anything
package com.codegym.task.task08.task0829;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
/*
Software update
*/
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
// List of addresses
/* List<String> addresses = new ArrayList<>();
while (true) {
String family = reader.readLine();
if (family.isEmpty()) break;
addresses.add(family);
}
// Read the house number
int houseNumber = Integer.parseInt(reader.readLine());
if (0 <= houseNumber && houseNumber < addresses.size()) {
String familyName = addresses.get(houseNumber);
System.out.println(familyName);
}*/
HashMap<String, String> addresses = new HashMap<>();
while (true){
String city = reader.readLine();
String family = reader.readLine();
if (city.isEmpty()) break;
addresses.put(city, family);
}
for (HashMap.Entry<String, String> pair : addresses.entrySet()){
String addressFinder = reader.readLine();
if(addressFinder.equals(pair.getKey())){
System.out.println(pair.getValue());
break;
}
}
}
}