?? wc.c
字號:
/* wc - unix word count utility output is lines words chars */
/* grep xxx * | wc or cat xx | wc if unix
or type xx | wc if dos
*/
#include <stdio.h>
#define MAX_BUF 255
main(int argc,char * argv[])
{
long lLines = 0;
long lWords = 0;
long lChars = 0;
int iLen;
int iCnt;
char cChar;
char cPrevChar;
char szBuffer[MAX_BUF + 1];
char * pc;
while(!feof(stdin))
{
pc = fgets(szBuffer,MAX_BUF,stdin);
if(pc == NULL)
break;
iLen = strlen(szBuffer);
if(szBuffer[iLen -1] == '\n')
szBuffer[iLen -1] = '\0';
lChars += (long) strlen(szBuffer);
cPrevChar = 0;
for(iCnt = 0; iCnt < iLen; iCnt++)
{
cChar = szBuffer[iCnt];
if(
(cChar != ' ') &&
(cPrevChar == ' ')
)
lWords++;
cPrevChar = cChar;
}
lLines++;
}
printf("%ld %ld %ld\n", lLines, lWords, lChars);
return(0);
}
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