Langer's Sudoku Assistant

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