Langer's Sudoku Assistant

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

 

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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