Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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