Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 7 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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