Langer's Sudoku Assistant

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