Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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