Langer's Sudoku Assistant

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