Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 3 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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