Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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