Langer's Sudoku Assistant

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

 

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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