iterate over set/hashset in java

/**
 * @author lautturi.com 
 * Java example: iterating through set in java 
 */

import java.security.SecureRandom;
import java.util.*;

public class Lautturi {

	public static void main(String[] args){
		Set<String> set = new HashSet<String>();

		set.add("lautturi");
		set.add("python");
		set.add("java");
		set.add("js");
		
		System.out.println(set);
		
		// traverse through set
		for (String s : set) {
		    System.out.println(s);
		}
		
	}
}