Langer's Sudoku Assistant

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