Langer's Sudoku Assistant

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

 

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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