Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 2 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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