Langer's Sudoku Assistant

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

 

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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