Langer's Sudoku Assistant

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