Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 2 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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