Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 2 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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