Langer's Sudoku Assistant

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