Langer's Sudoku Assistant

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

 

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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