Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 7 is invalid. The top center 3x3 Box is invalid. Go back and make a different choice.

 

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