Langer's Sudoku Assistant

Invalid Sudoku!

Row 4 is invalid. Column 2 is invalid. The middle left 3x3 Box is invalid. Go back and make a different choice.

 

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