Langer's Sudoku Assistant

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

 

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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