Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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