Langer's Sudoku Assistant

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