Langer's Sudoku Assistant

Invalid Sudoku!

Row 4 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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