Langer's Sudoku Assistant

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

 

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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