Langer's Sudoku Assistant

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

 

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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