Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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