Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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