Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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