Langer's Sudoku Assistant

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

 

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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