// cf. hashtrie.c, justhash.c, etc.
#include <stdio.h>
#include <string.h>

int main(int argc, char **argv)
{
  char buf[128];
  int n = 0;
  for (;;) {
    if (!fgets(buf, sizeof buf, stdin)) break;
    char *p = buf;
    for (char *q = buf; *q; q++) {
      char c = *q;
      if (('a' <= c && c <= 'z') ||
          ('A' <= c && c <= 'Z')) {
        if (!*p) p = q;
        continue;
      }
      *q = 0;
      if (strlen(p)) n++;
      p = q;
    }
    if (strlen(p)) n++;
  }
  printf("%d total words\n", n);
  return 0;
}