Langer's Sudoku Assistant

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