Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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