Langer's Sudoku Assistant

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