Langer's Sudoku Assistant

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

 

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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