Langer's Sudoku Assistant

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