Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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