Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. Column 1 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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