Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 8 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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