Langer's Sudoku Assistant

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

 

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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