Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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