Langer's Sudoku Assistant

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

 

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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