Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. Column 5 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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