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Solves any valid sudoku puzzle. Helps you to improve your solving skills and practice solving strategies. Offers thousands of free graded puzzles.
- Hidden Subsets
The highlighted cell in the Sudoku below has the following...
- Interactions
Pointing Pair. The pointing pair solving technique is an...
- Background
The name SuDoku is Japanese and can roughly be translated as...
- Hidden Subsets
AnySudokuSolver is an Online automatic Sudoku Solver. Just enter the digits in Sudoku board and get the solution instantly.
Answer Keys for all 36 Sudoku Puzzles!
Click on each cell with your mouse and enter a number from 1 to 9 using your keyboard. If you're just starting out, selecting "pencilmarks" and/or "validity" might make things easier, and if you get stuck you can ask for a hint, or even a full solution. Math.com Sudoku posts five new puzzles every day.
Find a solution to any Sudoku puzzle with one of the more than 50 free online Sudoku solvers.
Enter your sudoku puzzle and get step by step solution for it. Each step contains detailed explanation and animated visualisation.
Enter your sudoku puzzle below, hit solve, and see the answer. Sudoku is a logic-based number-placement puzzle. The 9x9 is filled with digits 1 through 9 so that each column, row, and 3x3 subgrid contains each number only once. There are a number of algorithms and techniques for solving sudoku puzzles.