Langer's Sudoku Assistant

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

 

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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