Langer's Sudoku Assistant

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

 

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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