Langer's Sudoku Assistant

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

 

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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