File list (Check if you may need any files):
javase1_day03_1112_v1_all
.........................\card
.........................\....\Card.java
.........................\....\CardDemo.java
.........................\....\Player.java
.........................\collection.png
.........................\Collection2.png
.........................\Collection3.png
.........................\CollectionCopyDemo.java
.........................\CollectionOptDemo.java
.........................\CollectionsDemo.java
.........................\HashMap.png
.........................\HashMap2.png
.........................\IteratorDemo.java
.........................\IteratorDemo.png
.........................\javase.day03.txt
.........................\LinkedDemo.png
.........................\SetDemo.java
.........................\ShopDemo.java
.........................\SystemPropertiesDemo.java
.........................\TreeMapDemo.java
.........................\TreeMapDemo.png
.........................\worm
.........................\....\Node.java
.........................\....\Worm.java
.........................\....\Worm.txt
.........................\....\WormDemo.java
.........................\....\WormPanel.java
.........................\WorpClassDemo.java