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It is possbible to check if a number is correct by using "show errors" (questionmark), and if "one error" is given use undo and try another number. A game where this tactic is used is not counted "use…
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While solving more difficult Sudoku puzzles, sometime you reach a point where
the only thing you can do is go to one of the cells where you have narrowed the
options down to 2 numbers, pick one …
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```
While solving more difficult Sudoku puzzles, sometime you reach a point where
the only thing you can do is go to one of the cells where you have narrowed the
options down to 2 numbers, pick one …
-
```
While solving more difficult Sudoku puzzles, sometime you reach a point where
the only thing you can do is go to one of the cells where you have narrowed the
options down to 2 numbers, pick one …
-
```
While solving more difficult Sudoku puzzles, sometime you reach a point where
the only thing you can do is go to one of the cells where you have narrowed the
options down to 2 numbers, pick one …
-
```
While solving more difficult Sudoku puzzles, sometime you reach a point where
the only thing you can do is go to one of the cells where you have narrowed the
options down to 2 numbers, pick one …
-
```
While solving more difficult Sudoku puzzles, sometime you reach a point where
the only thing you can do is go to one of the cells where you have narrowed the
options down to 2 numbers, pick one …
-
```
While solving more difficult Sudoku puzzles, sometime you reach a point where
the only thing you can do is go to one of the cells where you have narrowed the
options down to 2 numbers, pick one …
-
```
While solving more difficult Sudoku puzzles, sometime you reach a point where
the only thing you can do is go to one of the cells where you have narrowed the
options down to 2 numbers, pick one …
-
```
While solving more difficult Sudoku puzzles, sometime you reach a point where
the only thing you can do is go to one of the cells where you have narrowed the
options down to 2 numbers, pick one …