This is a command line card game Gong Zhu:
这是一个命令行的拱猪游戏：
All basic funtions are supported. But bug will appear if input is illegal.
基本功能都具备，只是如果有非法输入程序就会出错。
It will be amazing to hear your suggestion.
很希望能听到您的意见。
Game tutorial in English: http://en.wikipedia.org/wiki/Gong_Zhu