Langer's Sudoku Assistant

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

 

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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