Langer's Sudoku Assistant

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

 

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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