For example, if a cell can only be filled with a 3, and you find that no 3s are available in the same row, column, or region, then that cell must be a 3. hard sudoku After applying the Swordfish strategy, we can fill in the missing numbers, making the puzzle easier to solve. kinds of sudoku
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By eliminating candidates, we can solve the puzzle as follows: +-------+-------+-------+ | 1 2 3 | 4 5 6 | 7 8 9 | | 2 3 4 | 5 6 7 | 8 9 1 | | 3 4 5 | 6 7 8 | 9 1 2 | +-------+-------+-------+ | 2 3 4 | 5 6 7 | 8 9 1 | | 5 6 7 | 8 9 1 | 2 3 4 | | 8 9 1 | 2 3 4 | 5 6 7 | +-------+-------+-------+ | 3 4 5 | 6 7 8 | 9 1 2 | | 6 7 8 | 9 1 2 | 3 4 5 | | 9 1 2 | 3 4 5 | 6 7 8 | +-------+-------+-------+ Conclusion: The Swordfish technique is a valuable tool for Sudoku enthusiasts looking to solve complex puzzles more efficiently. hard sudokusudoku empty rectangle With the provided sample puzzle and its answers, you can start solving and enjoy the benefits of this engaging game. 16x16 sudoku printable The game is available on multiple platforms, including mobile devices, desktop computers, and web browsers, making it easily accessible to a global audience. samarai sudoku How to Stay Updated on the Latest Puzzles To stay updated on the latest puzzles, you can follow these steps: Visit the New York Times Sudoku website or download their mobile app.
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