Langer's Sudoku Assistant

Invalid Sudoku!

Row 3 is invalid. Column 5 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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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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