Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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