Langer's Sudoku Assistant

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

 

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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