Langer's Sudoku Assistant

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