Langer's Sudoku Assistant

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

 

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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