Langer's Sudoku Assistant

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