Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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