Langer's Sudoku Assistant

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