Langer's Sudoku Assistant

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

 

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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