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The basic idea of Sudoku is to fill in all of the blank cells on the game board so that every row, column, and 3x3 box contains the digits from 1 to 9 only once. Sudoku games can be solved using logic, meaning that you should never have to make guesses if you use the right strategy.
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• Over 10,000 Sudoku puzzles.
• Simple controls.
• Auto save and load.
• Pencil marking.
• Auto pencil mark feature.
• Undo and hinting options.
• Bright and colorful graphics.