Langer's Sudoku Assistant

Invalid Sudoku!

Row 4 is invalid. Column 6 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

6
4
5
8
9
2
3
1
7
3
8
7
1  2  3
4  5  6
7  8  9
4
1
2
6
5
1
2
9
5
6
7
1  2  3
4  5  6
7  8  9
4
8
7
2
3
1
5
4
9
6
8
6
1
6
9
3
2
5
7
4
4
9
5
7
8
6
2
3
1
4
7
6
2
8
9
5
3
1
1
2
8
7
5
3
4
9
6
9
5
3
6
1
4
8
7
2

 

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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

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