Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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