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

 

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