Langer's Sudoku Assistant

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

 

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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