Langer's Sudoku Assistant

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

 

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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