Langer's Sudoku Assistant

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

 

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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