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The supplied code does NOT contain a full suite of test boards!
Extra credit
If you are attempting an extra credit task, put a note to such at the top of your GameModel class. If you don't, the staff might not see it and grade it.
(10 pts) Incorporate the supplied GeneratePuzzle utility capability into the main Sudoku solvesolver, both in the view and the model, to enable the user to generate and solve any of the 50,000 supplied puzzles.
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