#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <unistd.h>

int main() {
  int size=0, count=0;
  DIR *p = opendir(".");
  struct dirent *d;
  struct stat s;

  while((d = readdir(p))) {
    stat(d->d_name, &s);
    if (S_ISDIR(s.st_mode)) continue;
    size += s.st_size;
    count++;
  }

  closedir(p);

  printf("files: %d\ntotal size: %d.%dk\n", count, size/1024, size%1024);

  return 0;
}