Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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