// how to scan a file letter by letter
// as an example of what can be done, counts are computed
// for # lines, # chars, # words, and first 5 lines are printed
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
int main(int argc, char *argv[]) {
FILE *fIn = stdin;
// fIn = fopen("someFile.txt", "r");
int ch, prev = -1;
int chars = 0; int lines = 0; int words = 0;
while ((ch = fgetc(fIn)) != EOF) {
chars++;
if (ch == '\n') lines++;
if (isspace(ch) && prev >= 0 &&
! isspace(prev)) words++;
if (lines < 5)
printf("%c", ch);
prev = ch;
}
printf("%d %d %d\n", lines, words, chars);
// fclose(fIn);
return 0;
}