Langer's Sudoku Assistant

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

 

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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