Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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