Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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