Langer's Sudoku Assistant

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

 

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

JohnLanger.com

© Copyright 2005, John Langer, All Rights Reserved.