Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 4 is invalid. The top center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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