Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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