Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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