A collection of fun puzzles solved with MIP.
The MIP formulation of the puzzle is documented in PDF and as a jupyter notebook. However, because of some math expressions, the jupyter notebook may not get rendered properly depending on where you are trying open it.
Solution:
The sum of the digits in every region is 9.
The unique solution is the following:
4, 3, 1, 2, 5, 6
1, 5, 4, 6, 2, 3
6, 2, 5, 3, 1, 4
3, 6, 2, 5, 4, 1
2, 1, 6, 4, 3, 5
5, 4, 3, 1, 6, 2
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