Langer's Sudoku Assistant

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

 

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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