Langer's Sudoku Assistant

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