Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 9 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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