#include <stdio.h>
#include <string.h>
#include <ctype.h>
#define MAX_BUF_SIZE 255
void ExtractData(FILE *fp)
{
for (char buf
[MAX_BUF_SIZE
]; fgets(buf
, (int)sizeof(buf
), fp
) != NULL
;) {
char *cp;
;
for (; (cp
= strtok(cp
, "ABC")); cp
= NULL
) }
}
int main() {
ExtractData(stdin);
return 0;
}
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