Langer's Sudoku Assistant

Invalid Sudoku!

Column 7 is invalid. Go back and make a different choice.

 

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

 

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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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