Langer's Sudoku Assistant

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