Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 4 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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.