Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 5 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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.