ACM algorithm exercises-—— zju1164-software CRC

Specific topic description Point this link http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=1164

This problem, to tell the truth, I do not understand-.-

I'm going to stick this code in here, and for this reason I'm going to study it.

1#include <stdio.h>2 #defineGenerator 349433 4 intMain ()5 {6UnsignedCharC,flag;7     intCount//number of characters in a row8     //data structure of CRC9 UnionTen     { OneUnsignedintL; A         struct -         { -UnsignedCharB1; theUnsignedCharB2; -UnsignedCharB3;  -UnsignedCharb4; - } CRC; + }data;  -      +      while(1) A     { atCount=0; -Data. L=0; -          while(SCANF ("%c", &c) &&c!='\ n') -         { -count++; -flag=C; inData. L= (data. l<<8) +c)%Generator; -         } to          +Data. L= (data. l<< -) +c)%Generator; -         if(Data. l!=0) data. l=generator-data. L; the         if(count==1&&flag=='#') Break; *printf"%02x%02x\n",(int) Data.crc.b2, (int) data.crc.b1); $     }Panax Notoginseng     return 0; -}

ACM algorithm exercises-—— zju1164-software CRC