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.

 

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

 

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