Langer's Sudoku Assistant

Invalid Sudoku!

Column 1 is invalid. Go back and make a different choice.

 

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