Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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