Langer's Sudoku Assistant

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

 

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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