Langer's Sudoku Assistant

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