Langer's Sudoku Assistant

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

 

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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