Langer's Sudoku Assistant

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

 

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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