Langer's Sudoku Assistant

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

 

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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