Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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