Langer's Sudoku Assistant

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