Langer's Sudoku Assistant

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

 

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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