Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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