Langer's Sudoku Assistant

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

 

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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