File list (Check if you may need any files):
聊天程序
........\.classpath
........\.project
........\.settings
........\.........\org.eclipse.jdt.core.prefs
........\bin
........\...\huayu
........\...\.....\qq
........\...\.....\..\Client$1.class
........\...\.....\..\Client$2.class
........\...\.....\..\Client$3.class
........\...\.....\..\Client.class
........\...\.....\..\Server$1.class
........\...\.....\..\Server$2.class
........\...\.....\..\Server$3.class
........\...\.....\..\Server.class
........\...\.....\..\ServerTest.class
........\...\.....\..\wyClient.class
........\liaotian.txt
........\src
........\...\huayu
........\...\.....\qq
........\...\.....\..\Client.java
........\...\.....\..\Server.java
........\...\.....\..\ServerTest.java
........\...\.....\..\wyClient.java