Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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