1. Modified the algorithm of AI automatic minesweeping, now the AI has become smarter: Smart Solve will not only judge based on the marked flags on the board, but also judge according to the question mark marked by itself. A bug has been also fixed the question mark was accidentally cleared, so that now the mine and non-mine of the board was deduced as fully as possible based on adjacent blocks. Smart Solve function has also covered and surpassed the automatic right-click function, and the automatic right-click function will be temporarily retained as a weaker function. 2. Fixed another bug that caused Smart Solve to not open the grid after accidentally removing the question mark in a very small probability