Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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