Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 2 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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