Langer's Sudoku Assistant

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