仙境传说游戏副本实例创建代码+具体功能实现.采用类C/C++语言开发.对老一代游戏在不改变server代码的情况下实现副本有重要参考意义.-Create an instance of the game Ragnarok copy of the code+ specific feature implementation. Using class C/C++ language development. For the older generation of games in the server c