Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 3 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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