Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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