Langer's Sudoku Assistant

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