Langer's Sudoku Assistant

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

 

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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