Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 5 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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