Langer's Sudoku Assistant

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