Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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