Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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