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

 

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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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