// fgetc example: money counter 
// source: http://www.cplusplus.com/ 

#include <stdio.h>
#include <stdlib.h>

int main()
{
  FILE *pFile;
  char c;
  int n = 0;
  pFile=fopen("myfile.txt", "r");
  if (pFile==NULL) 
    perror("Error opening file");
  else {
      do {
	c = fgetc(pFile);
	if (c == '$') 
	  n++;
      } while (c != EOF);
      fclose(pFile);
      printf("The file contains %d dollar sign characters ($).\n",n);
  }
  return EXIT_SUCCESS;
}