Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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