Sudoku Puzzle Helper
If you enjoy Sudoku but get stuck sometimes, you can employ this Sudoku Puzzle Helper:
- Fill in the starting numbers, the title and press “Submit”
- A red box indicates a field that has only 1, 2 or 3 options left
- The bright red boxes only have 1 option left, so go over the red square to discover which one and fill it in
That’s it!
And if you are not sure about the rules of Sudoku…
Rule 1
every row should contain ALL 9 numbers, and no number can occur more than once.
Rule 2
every column should contain ALL 9 numbers, and no number can occur more than once.
Rule 3
every 3×3 square should contain ALL 9 numbers, and no number can occur more than once.
