数据结构的算法研究，里面有四五个算法，taffic的解释很清楚-Instant messaging, and you can still see many of the IP address and group chat, transfer files, interface

具有多种经典的数据结构算法的程序集合,完全是经过多次测试编译调试好的(Program data structure algorithm that has a variety of classic collection, is after many testing debugging good)