Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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