Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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