Sudoku is a beautiful game. An 81-square puzzle split into three-by-three boxes of nine. Symmetry, numbers, beauty.  Last semester, I was deeply obsessed with the New York Times sudoku puzzles. After ...
This Valentine Sudoku looked cute at first. Then I realized something was missing the numbers. Can you even solve Sudoku ...
The invaders are massing but the funds to stop them have dried up.
Board Generation: Quickly create Sudoku boards for various difficulty levels. Solver: Solve Sudoku puzzles. Step-by-Step Solution: Walk through the solution process step by step, making it ideal for ...
Fill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9. To see the completed puzzle, buy the next issue of the Guardian (for puzzles published Monday to Thursday).
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