Langer's Sudoku Assistant

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

 

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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