Langer's Sudoku Assistant

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