Langer's Sudoku Assistant

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