Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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