把所给的三个文件DES.h，DES.c，KEY.c在C++ 中创建一个动态链接库，分别加入到相应的Header Files和、Source Files和Desdll.h中-turning to the three documents DES.h, DES.c. KEY.c in C for the creation of a dynamic link library were added to the corresponding Header Files and, Source Files and had Desdll.h