Langer's Sudoku Assistant

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