Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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