package collection;

import java.util.HashSet;

import java.util.Iterator;

public class HashSetExample {

public static void main(String[] args) {

HashSet<String> countryset = new HashSet<String>();

countryset.add("Nepal");

countryset.add("China");

countryset.add("Nepal");

countryset.add("Japan");

countryset.add("USA");

Iterator<String> itr = countryset.iterator();

while (itr.hasNext()) {

System.out.println(itr.next());

}

countryset.remove("Japan");

System.out.println("********");

for (String country : countryset) {

System.out.println(country);

}

}

}