import java.util.Collection;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Iterator;
public class Main {
public static void main(String[] args) {
Hashtable ht = new Hashtable();
ht.put("1", "One");
ht.put("2", "Two");
ht.put("3", "Three");
Collection c = ht.values();
Iterator itr = c.iterator();
while (itr.hasNext()){
System.out.println(itr.next());
}
c.remove("One");
Enumeration e = ht.elements();
while (e.hasMoreElements()){
System.out.println(e.nextElement());
}
}
}