Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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