Langer's Sudoku Assistant

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

 

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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