Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 1 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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