$$L = \frac{d}{t}$$ (for calculating the rate of reading a story) -rj01347862- - Naedoko Kaizou Dungeon
Here are some potential features for "Malayalam Gay romantic stories Peperonity25": App: Qc011 Camera
$$P = \frac{n(n-1)}{2}$$ (for calculating the number of possible pairs of characters in a story)