Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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