Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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