Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 7 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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