Langer's Sudoku Assistant

Invalid Sudoku!

Column 2 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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