Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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