Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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