Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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