import java.util.Vector;
import java.util.*;

public class IteratorExample {
    
    static Vector<Integer> v; 
    
    //initialize the vector
    public IteratorExample() {
	v = new Vector<Integer>();
	for (int i=0; i< 10; i++)  v.add ((Integer)i); 
    }
    
    
    public static void main(String[] args) {
	
	IteratorExample obj = new IteratorExample(); 

	//here one way to iterate
	Iterator<Integer> it = v.iterator();
	while (it.hasNext()) {
	    Integer x = it.next(); 
	    System.out.println("the next element is " + x); 
	}


	//here is another way to iterate
	for (Integer x:v) {
	    System.out.print(x + " ");
	}

    }
}