Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 8 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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