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.

 

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

 

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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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