Langer's Sudoku Assistant

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