File list (Check if you may need any files):
day05_1\.classpath
.......\.mymetadata
.......\.project
.......\.settings\.jsdtscope
.......\.........\org.eclipse.jdt.core.prefs
.......\.........\org.eclipse.wst.jsdt.ui.superType.container
.......\.........\org.eclipse.wst.jsdt.ui.superType.name
.......\src\cn\itcast\pattern\Client.java
.......\...\..\......\.......\SuperArithmetic.java
.......\...\..\......\servlet\ServletDemo1.java
.......\...\..\......\.......\ServletDemo2.java
.......\...\..\......\.......\ServletDemo3.java
.......\...\..\......\.......\ServletDemo4.java
.......\WebRoot\1.html
.......\.......\index.jsp
.......\.......\META-INF\MANIFEST.MF
.......\.......\WEB-INF\classes\cn\itcast\pattern\Client.class
.......\.......\.......\.......\..\......\.......\SuperArithmetic.class
.......\.......\.......\.......\..\......\servlet\ServletDemo1.class
.......\.......\.......\.......\..\......\.......\ServletDemo2.class
.......\.......\.......\.......\..\......\.......\ServletDemo3.class
.......\.......\.......\.......\..\......\.......\ServletDemo4.class
.......\.......\.......\web.xml
.......\.......\.......\classes\cn\itcast\pattern
.......\.......\.......\.......\..\......\servlet
.......\.......\.......\.......\..\itcast
.......\src\cn\itcast\pattern
.......\...\..\......\servlet
.......\WebRoot\WEB-INF\classes\cn
.......\src\cn\itcast
.......\WebRoot\WEB-INF\classes
.......\.......\.......\lib
.......\src\cn
.......\WebRoot\META-INF
.......\.......\WEB-INF
.......\.settings
.......\src
.......\WebRoot
day05_1