Langer's Sudoku Assistant

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