It is a bug in the map generation process! Fortunately, however, the cell at x=3 & y=4 is 0, so the surrounding cells can be safely revealed. It should have been revealed in the original map generation, but this is my mistake.
It is a bug in the map generation process! Fortunately, however, the cell at x=3 & y=4 is 0, so the surrounding cells can be safely revealed. It should have been revealed in the original map generation, but this is my mistake.