class LinkedListTest
{
public static void main(String[] args)
{
LinkedList<String> list = new LinkedList<String>();
Scanner sc = new Scanner(System.in);
String s = new String();
System.out.println("input strings(to quit,please input quit):");
System.out.print('#');
while(!((s = sc.next()).equals("quit"))){
list.add(s);
System.out.print('#');
}
System.out.println( list.getLast() );
list.removeLast();
System.out.println( list.getLast() );
list.addFirst("firstAdded");
System.out.println( list.getFirst() );
}
}