Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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