import java.util.Vector;

public class JavaApp {
    public static void main(String[] args) {
        RootArray rootArray = new RootArray("Не поеду");

        rootArray.add(new City("Улан-Батор"));
        rootArray.add(new City("Бишкек"));

        rootArray.addObject(new DasObjekt("Коюшня"));
        rootArray.addObject(new DasObjekt("Базар"));
        rootArray.addObject(new DasObjekt("Магазин"));

        int cnt = rootArray.getChildCount();
        System.out.println("Городов: " + cnt);
        for (int i = 0; i < cnt; ++i) {
            System.out.print(i);
            System.out.print(". ");
            System.out.println(rootArray.getChildAt(i));
        }
    }
}

class City {
    public City(String name) { this.name = name; }
    public String name;
}

class DasObjekt {
    public DasObjekt(String name) { this.name = name; }
    public String name;
}

class RootArray {
    private String name;
    private Vector<City> cities = new Vector<City>();
    private Vector<DasObjekt> objekts = new Vector<DasObjekt>();

    RootArray(String name) {
        this.name = name;
    }

    public void add(City city) {
        cities.addElement(city);
    }

    public String getRoot() {
        return this.name;
    }

    public int getChildCount() {
        return cities.size();
    }

    public String getChildAt(int i) {
        return (cities.get(i).name);
    }

    public void addObject(DasObjekt obj2) {
        objekts.add(obj2);
    }

    public String getObjectAt(int i) {
        return (objekts.get(i).name);
    }
}