Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 5 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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