You must understand, C is a wonderful language, but it takes a long time to program anything in C. And we never program anything in C unless it is worth taking a long time to program
Tournament Entry Rating is calculated by the formula (CurrentRating + HighestRating) / 2. The entry rating will never drop to more than 100 points below your Highest Rating.
Rated stats are updated within 24 hours of the last completed rated game.