Langer's Sudoku Assistant

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