Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 5 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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