Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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