Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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