Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. Go back and make a different choice.

 

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

 

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