Langer's Sudoku Assistant

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

 

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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