用C写的魂斗罗源码，完全仿制原版魂斗罗，本程序已附带所需的SDL库，只要用VC6，打开contra.dsw工程文件，再编译即可-Contra written in C source code, complete imitation original Contra, the program has included the required SDL library, just use VC6, open contra.dsw project file, then the compiler can