Langer's Sudoku Assistant

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