Langer's Sudoku Assistant

Invalid Sudoku!

Row 4 is invalid. Column 4 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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