Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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