Langer's Sudoku Assistant

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

 

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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