static BigInteger points = bigint(0);

static void loadPointBot() {
  load("points");
}

static S answerPointBot(S s) {
 if (match("plus one", s) || match("good", s) || match("nice", s)
    || match("nice one", s)
    || match_dropping("gut", "sehr", s) || match("jawohl", s)
    || match("ganz recht", s)) {
    plusPoint();
    ret "OK";
  }
  
  if (match_dropping("how many points", "did you get got again and", s)
    || match_dropping("wie viele punkte", "hast du", s)
    || match_dropping("wieviele punkte", "hast du", s))
    ret str(points);
    
  null;
}

static void plusPoint() {
  points = points.add(bigint(1));
  log("PointBot", "+1");
  save("points");
}