import java.util.*;

class Program4
{
	public static void main(String[] argv)
	{
		
		Vector<Object> tomb = new Vector<Object>();
		
		tomb.add("eper");
		tomb.add(25);
		tomb.add("malna");
		tomb.add("barack");
		tomb.addElement("korte");
		
		System.out.println(tomb.get(1));
		
		System.out.println(tomb.size());
		System.out.println(tomb.remove(1));
		System.out.println(tomb.size());
		System.out.println(tomb.get(1));
		System.out.println(tomb.elementAt(2));
		System.out.println("Hol talalhato: " + tomb.indexOf("malna"));
		
		tomb.clear();
		System.out.println(tomb.size());
		
		tomb.addElement(new Integer(1)); 
		tomb.addElement(new Integer(2)); 
		System.out.println("Utolso: " + tomb.lastElement());
		System.out.println("Elso: " + tomb.firstElement());
		
		
		tomb.removeAllElements();
		tomb.addElement("Valami");
		tomb.addElement("Masik");	
		
		//Konverziók:		
		Object[] tomb2 = tomb.toArray();

		String[] tomb3  = new String[10];
		tomb3 = (String []) tomb.toArray(tomb3);
		//Itt gond, ha a vektor nem string típusú elemet tartalmaz
                //Olyankor Object típusba lehet konvertálni.
		
		Enumeration e = tomb.elements();
	}
}