Langer's Sudoku Assistant

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

 

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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