TestList

import java.util.*;

public class TestList {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        List<String> names = new ArrayList<>();
        String nameToken = "([A-Z])([a-z]+)";
        String input;
        while (!".".equals(input = scanner.nextLine()) && input.matches(nameToken)) {
            names.add(input);
        }
        if (names.size() >= 5) {
            System.out.printf("The fifth element is %s%n",names.get(4));
        } else System.out.println("The list's elements are less than five, so there is no fifth element.");
        Collections.sort(names);
        System.out.println("names = " + names);
    }
}