求CS（Counter-strike1.6）.dem文件format
如果有文件parser源码更好，比如对+jump之类的检测

[解决办法]
http://www.zhishi8.com.cn/sheji/061224/ShuiZhiDao-DEM-WenJianDeJuBenGeShiShuiMeng-XiangDou-dem-WenJian-rc2902376.htm

http://edu.stuccess.com/knowcenter/DigitalEarth/filetype/dem/00000005.htm