Langer's Sudoku Assistant

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