Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 1 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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