Langer's Sudoku Assistant

Invalid Sudoku!

Row 3 is invalid. Column 8 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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