Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

1	2	3
4	5
		9

1	2	3
4	5
		9

1	2	3
4	5
		9

1	2
4	5
7	8

1	2
4	5
7	8

1	2
4	5
7	8

1	2
4	5
7	8	9

1	2
4	5
7	8	9

1	2
4	5

1	2
4	5

1	2
4	5
7	8

1	2
4	5
7	8

1	2
4	5
7	8

1	2
4	5
7	8

1	2
4	5
		9

1	2
4	5

1	2
4	5
		9

1	2
4	5
		9

1	2
4	5
		9

	2

7	8	9

	2

7	8	9

	2

7	8	9


	5
7	8	9


	5
7	8	9

1	2
4
7		9

1	2
4
7		9

1	2
4
7		9

1		3
4
7		9

1		3
4
7		9

1		3
4
7		9

1
4
	8	9

1
4
	8	9

1	2	3
4	5
	8

1	2	3
4	5
	8

1	2	3
4	5
	8

1	2	3
4	5	6
	8

1	2	3
4	5	6
	8

1	2	3
4	5	6
	8

1	2	3
4	5	6
	8

1	2	3
4	5
7	8	9

1	2	3
4	5
7	8	9

1	2	3
4	5
7	8	9

1	2	3
4	5	6
7	8	9

1	2	3
4	5	6
7	8	9

1	2	3
4	5	6
7	8	9

1	2	3
4	5	6
	8

1	2	3
4	5	6
	8

1	2	3
4	5	6
	8

1	2	3
4	5
7	8	9

1	2	3
4	5
7	8	9

1	2	3
4	5
7	8	9

1	2	3
4	5
7	8	9

1	2	3
4	5
7	8	9

1	2	3
4	5
	8

1	2	3
4	5
	8

1	2	3
4	5
	8

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

JohnLanger.com