Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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