Langer's Sudoku Assistant

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