static int countAsteriskTokens(LS tok) {
  int count = 0, n = l(tok);
  for (int i = 1; i < n; i += 2)
    if (eq(tok.get(i), "*"))
      ++count;
  ret count;
}

static int countAsteriskTokens(S s) {
  ret countOccurrences("*", javaTokC(s));
}