Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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