Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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