Langer's Sudoku Assistant

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