Langer's Sudoku Assistant

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