Langer's Sudoku Assistant

Invalid Sudoku!

Column 3 is invalid. Go back and make a different choice.

 

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