Langer's Sudoku Assistant

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