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X-Wing and Swordfish: These are advanced strategies that involve identifying patterns of numbers that can be used to determine the values of certain cells. new york times sudoku archive Whether you are a beginner or an expert, Sudoku is a game that will keep you entertained and challenged for years to come. sudoku 16x16 onlinesudoku 16x16 online By understanding the rules and mastering the pronunciation of "Sudoku," you're well on your way to becoming a Sudoku pro. free online sudoku game However, the modern version of Sudoku, as we know it today, was created by Howard Garns, an American architect, in the 1970s.
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