Langer's Sudoku Assistant

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

 

Start Over

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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