Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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