Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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.