Langer's Sudoku Assistant

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