Langer's Sudoku Assistant

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

 

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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