Langer's Sudoku Assistant

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

 

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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