Langer's Sudoku Assistant

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