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

 

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.