Langer's Sudoku Assistant

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

 

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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