Langer's Sudoku Assistant

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

 

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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