Keys: arrows move, 1-9 enter a digit, Backspace erases, N toggles notes, H gives a hint. Each mistake costs 50 points, each hint 100, and time costs 1 point per 2 seconds.
One account for all games. Results are saved per game.
Keys: arrows move, 1-9 enter a digit, Backspace erases, N toggles notes, H gives a hint. Each mistake costs 50 points, each hint 100, and time costs 1 point per 2 seconds.