Langer's Sudoku Assistant

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