Langer's Sudoku Assistant

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