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The diagonal constraint adds a new layer of complexity that keeps even expert solvers engaged.
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Brain Training
Improve your logical thinking and pattern recognition with this enhanced puzzle format.
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Faster Solutions
Paradoxically, the extra constraint can sometimes make puzzles easier to solve!
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X-Sudoku appears in world championships. Practice here to compete globally.
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sudoku hints and tips Different Types of Sudoku Variants
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sudoku hints and tips History of the Sudoku Puzzle
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sudoku hints and tips Tips for Improving Your Sudoku Speed
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sudoku hints and tips Different Types of Sudoku Variants
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sudoku hints and tips Tips for Improving Your Sudoku Speed
sudoku hints and tips There are several difficulty levels in Sudoku, ranging from easy for beginners to expert for seasoned players. Solving techniques include scanning, cross-hatching, and identifying candidate numbers. best iphone sudoku app Sudoku competitions are held globally, where speed solvers compete to finish complex grids in the shortest time possible.
sudoku hints and tips What is Sudoku and How to Play?
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