Langer's Sudoku Assistant

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