Langer's Sudoku Assistant

Invalid Sudoku!

Row 1 is invalid. Column 3 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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