Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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