Langer's Sudoku Assistant

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

 

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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