Langer's Sudoku Assistant

Invalid Sudoku!

Row 4 is invalid. Column 6 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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