Langer's Sudoku Assistant

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

 

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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