Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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