Langer's Sudoku Assistant

Invalid Sudoku!

Column 4 is invalid. Go back and make a different choice.

 

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

JohnLanger.com

© Copyright 2005, John Langer, All Rights Reserved.