Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 7 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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