Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 4 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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