Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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