Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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