Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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