prog/c/count-btn.c

#include <stdio.h>

int
main () {
  //Variables for blanks, tabs, and newlines
  int b, t, n = 0;
  int c;
  // Loop through the input, and add up all of
  // the blanks, tabs, and newlines
  while ((c = getchar ()) != EOF) {
    switch (c) {
    case '\n':
      n += 1;
      break;
    case '\t':
      t += 1;
      break;
    case ' ':
      b += 1;
      break;
    }
  }
  // print the results
  printf("There are %d blanks, %d tabs, and %d newlines.\n", b, t, n);
}