Langer's Sudoku Assistant

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