Langer's Sudoku Assistant

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

 

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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