Langer's Sudoku Assistant

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

 

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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