Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Go back and make a different choice.

 

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

 

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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

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