Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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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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