Noah's Ark

public class NoahArk {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        HashMap<String, Integer> animals = new HashMap<>();
        int n = scanner.nextInt();
        scanner.nextLine();
        StringBuilder sb = new StringBuilder();
        while (n > 0) {
            String animal = scanner.nextLine();
            int count = 1;
            if (animals.containsKey(animal)) {
                animals.get(animal);
                animals.put(animal, count + 1);
            } else {
                animals.put(animal, 1);
            }
            n--;
        }
        animals.entrySet()
                .stream()
                .sorted(Map.Entry.<String, Integer>comparingByKey())
                .forEach(a -> sb.append(a.toString().replace("=", " "))
                        .append(" ")
                        .append((a.getValue() % 2 == 0) ? "Yes" : "No")
                        .append(System.lineSeparator()));
        System.out.println(sb.toString().trim());
    }
}