Langer's Sudoku Assistant

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

 

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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