这是一个小程序，用VC++6.0来实现循环冗余码校验CRC算法。 标准为CRC-4，生成多项式为C（X）=X4+X+1， 应用举例为ITU G704 -This is a small program used to achieve VC 6.0 cyclical redundancy check CRC algorithm. Standards for the CRC-4, generating polynomial C (X) = X-1 X4, applications for th