import java.util.*; | |
public class Lists4 | |
{ | |
public static void main(String[] args) { | |
LinkedList llist = new LinkedList(); | |
llist.add(null); | |
Test.println(llist.getFirst() == null); | |
Test.println(llist.contains(null)); | |
Test.println(llist.get(0) == null); | |
} | |
} |