Langer's Sudoku Assistant

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