Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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