Langer's Sudoku Assistant

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

 

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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