Langer's Sudoku Assistant

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

 

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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