Can you place twelve mines on a Minesweeper grid such that they create twelve 4s? The size of the grid can be arbitrary. The mines may create numbers other than 4s, but those are irrelevant.
Good luck!
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Sign up to join this communityHow about (horrible ascii depiction):
..*..*.. .444444. ******** .444444. ..*..*..
The answer to this question and its generalizations (more mines in larger grids) can be found in my sequence here:
The actual solutions are here: