Langer's Sudoku Assistant

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

 

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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